Station Name: Gila Bend Landfill - Maricopa County,...

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Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Station Name: Gila Bend Landfill

Station ID Number History: 6910 since 04/07/1993

Station Type: Weather

Data Begins: 04/07/1993

Years Since Installation: 22.48 (as of 10/01/15)

Data Repeater: White Tank Peak

County: Maricopa

Latitude: 32° 59’ 21.5” (32.98930)

Longitude: 112° 40’ 30.5” (112.67513)

Elevation: 750 ft. msl

Location: 3 miles north of the intersection of

US 80 and I-8

Data Record:

Incomplete Months: 12/97; 01/98

Missing Months: None

Remarks: Records Good

0

2

4

6

8

10

1994

1995

1996

1997

1998

1999

2000

2001

2002

2003

2004

2005

2006

2007

2008

2009

2010

2011

2012

2013

2014

2015

Pre

cip

itat

ion

(in

)

Water Year

Gila Bend Landfill

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Data Statistics for Period of Record:

Number of storms greater than 1 inch in 24 hours: 13

Number of storms greater than 2 inches in 24 hours: 1

Number of storms greater than 3 inches in 24 hours: 0

Approx. Tr

Greatest 15 minute total: 0.98" on 10/22/00 40 years

Greatest 1 hour total: 1.50" on 09/21/10 26 years

Greatest 3 hour total: 1.57" on 10/22/00 18 years

Greatest 6 hour total: 1.61" on 10/22/00 12 years

Greatest 24 hour total: 2.28" on 11/22/13 15 years

Greatest 72 hour total: 2.40" on 11/22/13 13 years

Water Year Totals (Mean of Complete Water Years [21] = 4.71 inches):

Water Year Total Water Year Total Water Year Total

2020 2010 5.16 2000 2.64

2019 2009 3.94 1999 4.72

2018 2008 7.05 1998 M

2017 2007 2.24 1997 3.50

2016 2006 3.78 1996 4.25

2015 4.45 2005 8.03 1995 6.06

2014 7.68 2004 2.76 1994 5.08

2013 3.43 2003 7.17 1993 M

2012 5.71 2002 0.91 1992

2011 3.03 2001 7.28 1991

M: One or more months contain partial or missing data

Design Rainfall for this Geographic Location:

Click this link for Point Precipitation Frequency Estimates

(Annual Maximum Series) in Tabular and Graphical Formats

from NOAA Atlas 14, Volume I, Version 5

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2015

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

-------------------------------------------------------------------------------

1

2 .47 3 .04 .20

4 .67 .08 .08

5

6 7

8 .12 .08

9

10 11 .08 .08

12 .04

13 .16

14 15 .75

16

17

18 .08 19

20

21 .04

22 .39 23

24

25

26 .08 27 .04

28

29 .16 ----

30 .31 ---- .04 31 ---- .31 ---- ---- ---- .16 ----

-------------------------------------------------------------------------------

SUM 0.12 0.00 0.83 1.02 0.00 0.51 0.00 0.83 0.04 0.24 0.16 0.71

ACC 0.12 0.12 0.94 1.97 1.97 2.48 2.48 3.31 3.35 3.58 3.74 4.45

MAX 0.12 0.00 0.67 0.31 0.00 0.47 0.00 0.75 0.04 0.16 0.08 0.39

NO. 1 0 2 7 0 2 0 2 1 2 2 4

Maximum Daily Rainfall 0.75

Maximum Monthly Rainfall 1.02

Total Annual Rainfall 4.45

Number of Days with Rain 23

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2014

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

-------------------------------------------------------------------------------

1 .35 .12

2 3 .04 .35

4 .12 .04

5

6 7 .24

8 .31

9 .04 .04

10 11

12

13 .20

14 .04 15

16 .28

17 .08

18 19 .04

20 .16

21 .04 .87

22 2.28 23 .08

24

25

26 27 1.02 .94

28

29 ----

30 ---- ---- 31 ---- ---- ---- ---- ---- ----

-------------------------------------------------------------------------------

SUM 0.00 2.52 0.16 0.00 0.00 0.35 0.00 0.00 0.00 1.42 1.57 1.65

ACC 0.00 2.52 2.68 2.68 2.68 3.03 3.03 3.03 3.03 4.45 6.02 7.68

MAX 0.00 2.28 0.16 0.00 0.00 0.35 0.00 0.00 0.00 1.02 0.87 0.94

NO. 0 4 1 0 0 1 0 0 0 6 5 5

Maximum Daily Rainfall 2.28

Maximum Monthly Rainfall 2.52

Total Annual Rainfall 7.68

Number of Days with Rain 22

Gage 6910 down from 05/29 14:48 (77) through 06/01 02:48 (77) due to data collision; no rain fell.

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2013

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

-------------------------------------------------------------------------------

1

2 3

4

5

6 7

8 .39

9

10 .04 11 .28

12

13 .12

14 .12 15 .28

16 .04

17

18 .04 19 .04

20 .16

21 .43

22 .04 ---- 23

24

25 .04 .20 .04

26 .75 .12 27

28 .31

29 ----

30 ---- 31 ---- ---- ---- ---- ----

-------------------------------------------------------------------------------

SUM 0.00 0.00 0.63 0.79 0.16 0.39 0.00 0.00 0.00 0.94 0.51 0.00

ACC 0.00 0.00 0.63 1.42 1.57 1.97 1.97 1.97 1.97 2.91 3.43 3.43

MAX 0.00 0.00 0.28 0.75 0.16 0.39 0.00 0.00 0.00 0.43 0.31 0.00

NO. 0 0 6 2 1 1 0 0 0 4 4 0

Maximum Daily Rainfall 0.75

Maximum Monthly Rainfall 0.94

Total Annual Rainfall 3.43

Number of Days with Rain 18

Gage 6910 down from 9/21 00:58 (87) through 9/23 12:58 (87) due to repeater failure; no rain fell.

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2012

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

------------------------------------------------------------------------------

1

2 ---- 3 ----

4 .08 .28 .28 .04

5

6 7 .35

8

9 .04

10 .35 11 .20 .04

12 .08

13 .55 .28

14 .83 15 .12

16 .12

17 .35

18 .20 .59 19

20

21 .43

22 23

24

25

26 27

28

29 .51

30 ---- 31 ---- ---- ---- ---- ----

------------------------------------------------------------------------------

SUM 0.08 1.18 0.47 0.00 0.00 0.59 0.00 0.04 0.00 2.01 0.95 0.39

ACC 0.08 1.26 1.73 1.73 1.73 2.32 2.32 2.36 2.36 4.37 5.31 5.71

MAX 0.08 0.55 0.28 0.00 0.00 0.59 0.00 0.04 0.00 0.83 0.43 0.35

NO. 1 3 2 0 0 1 0 1 0 6 4 2

Maximum Daily Rainfall 0.83

Maximum Monthly Rainfall 2.01

Total Annual Rainfall 5.71

Number of Days with Rain 20

Gage 6910 down from 8/31 23:02 (135) through 9/04 09:24 (135) for unknown reason; no rain fell.

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2011

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

------------------------------------------------------------------------------ 1

2

3

4 .16 5 .16 .04

6

7

8 9 .16

10

11 .04

12 13 .04 .04

14

15

16 17

18

19 .28

20 .04 .04 21 .31

22 .16

23 .04

24 .08 25 .20

26 .28

27 .12 .43

28 29 .31 ---- .04

30 ---- .04

31 ---- ---- ---- ---- .04 ----

------------------------------------------------------------------------------ SUM 0.20 0.00 0.51 0.00 0.71 0.31 0.16 0.00 0.00 0.63 0.43 0.08

ACC 0.20 0.20 0.71 0.71 1.42 1.73 1.89 1.89 1.89 2.52 2.95 3.03

MAX 0.16 0.00 0.31 0.00 0.28 0.31 0.16 0.00 0.00 0.20 0.43 0.04

NO. 2 0 3 0 4 1 1 0 0 8 1 2

Maximum Daily Rainfall 0.43

Maximum Monthly Rainfall 0.71

Total Annual Rainfall 3.03

Number of Days with Rain 22

Annual Total (mm): 77 Days Down: 0

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2010

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

------------------------------------------------------------------------------

1

2 3

4

5

6 .04 7 .04 .16 .12

8 .04

9 .12

10 .08 11

12

13

14 15

16

17

18 .04 19 1.18

20 ---- .04

21 ---- .59 .04 1.50

22 ---- .12 .04 .04 23 .16

24 .04

25

26 27 .31 .24

28 .04

29 ----

30 ---- 31 ---- ---- ---- ---- .20 ----

------------------------------------------------------------------------------

SUM 0.00 0.00 0.04 1.93 0.55 0.47 0.00 0.00 0.00 0.24 0.43 1.50

ACC 0.00 0.00 0.04 1.97 2.52 2.99 2.99 2.99 2.99 3.23 3.66 5.16

MAX 0.00 0.00 0.04 1.18 0.31 0.16 0.00 0.00 0.00 0.20 0.24 1.50

NO. 0 0 1 4 6 4 0 0 0 2 4 1

Maximum Daily Rainfall 1.50

Maximum Monthly Rainfall 1.93

Total Annual Rainfall 5.16

Number of Days with Rain 22

Notes:

Annual rainfall in millimeters: 131 Gage 6910 down from 11/19 11:29 (0) through 11/23 08:56 (0); failure not documented, no rain fell.

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2009

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

------------------------------------------------------------------------------ 1

2 .04

3

4 5

6

7 .16

8 .08 9 .55

10

11 .16

12 13 .51

14

15

16 .43 17 .08 .12

18

19 .12

20 21 .04 .35 .04

22 .04 .20 .43

23 .04

24 25 .43

26 .08

27 .04

28 29 ----

30 ----

31 ---- ---- ---- ---- ----

------------------------------------------------------------------------------ SUM 0.00 0.12 1.02 0.00 0.91 0.00 0.16 0.24 0.00 0.47 0.98 0.04

ACC 0.00 0.12 1.14 1.14 2.05 2.05 2.20 2.44 2.44 2.91 3.90 3.94

MAX 0.00 0.08 0.43 0.00 0.55 0.00 0.16 0.20 0.00 0.35 0.51 0.04

NO. 0 2 5 0 4 0 1 2 0 2 3 1

Maximum Daily Rainfall 0.55

Maximum Monthly Rainfall 1.02

Total Annual Rainfall 3.94

Number of Days with Rain 20

Notes:

Annual rainfall in millimeters: 100 Total down-time: 0.00 days

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2008

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

------------------------------------------------------------------------------

1

2 3

4

5

6 .12 7 .28 .04

8

9 .04

10 .16 11 .75 .04 .35

12

13 .04

14 .20 15

16

17

18 19

20 .04

21

22 1.22 23 .04

24

25

26 .08 27 .83 .04

28 .16 .55

29 .04

30 1.38 ---- .20 31 ---- ---- ---- ---- .47 ----

------------------------------------------------------------------------------

SUM 0.00 1.38 0.75 1.38 0.00 0.00 0.00 1.26 0.00 0.31 1.61 0.35

ACC 0.00 1.38 2.13 3.50 3.50 3.50 3.50 4.76 4.76 5.08 6.69 7.05

MAX 0.00 1.38 0.75 0.83 0.00 0.00 0.00 1.22 0.00 0.16 0.55 0.35

NO. 0 1 1 4 0 0 0 2 0 5 8 1

Maximum Daily Rainfall 1.38

Maximum Monthly Rainfall 1.61

Total Annual Rainfall 7.05

Number of Days with Rain 22

Notes:

Annual rainfall in millimeters: 179 Total down-time: 0.00 days

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2007

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

------------------------------------------------------------------------------

1

2 3

4

5

6 7

8

9

10 11

12

13

14 15 .16

16

17

18 19 .08 .08

20

21 .12 .04

22 .87 23 .20 .39

24

25 .12 .08

26 27

28

29 ----

30 ---- 31 ---- .12 ---- ---- ---- ----

------------------------------------------------------------------------------

SUM 0.00 0.00 0.00 0.20 0.08 1.06 0.12 0.00 0.00 0.55 0.24 0.00

ACC 0.00 0.00 0.00 0.20 0.28 1.34 1.46 1.46 1.46 2.01 2.24 2.24

MAX 0.00 0.00 0.00 0.12 0.08 0.87 0.12 0.00 0.00 0.39 0.16 0.00

NO. 0 0 0 2 1 2 1 0 0 3 2 0

Maximum Daily Rainfall 0.87

Maximum Monthly Rainfall 1.06

Total Annual Rainfall 2.24

Number of Days with Rain 11

Notes:

Annual rainfall in millimeters: 57 Total down-time: 0.00 days

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2006

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

------------------------------------------------------------------------------

1

2 3

4

5

6 7 .63 .51

8 .83

9 .12

10 11 .79

12 .08

13

14 15 .04

16

17 .04

18 .28 19

20

21 .04

22 ---- 23

24 .04

25

26 .39 27

28

29 ----

30 ---- 31 ---- ---- ---- ---- ----

------------------------------------------------------------------------------

SUM 0.31 0.00 0.00 0.00 0.00 0.91 0.00 0.00 0.00 1.02 0.08 1.46

ACC 0.31 0.31 0.31 0.31 0.31 1.22 1.22 1.22 1.22 2.24 2.32 3.78

MAX 0.28 0.00 0.00 0.00 0.00 0.79 0.00 0.00 0.00 0.63 0.04 0.83

NO. 2 0 0 0 0 3 0 0 0 2 2 3

Maximum Daily Rainfall 0.83

Maximum Monthly Rainfall 1.46

Total Annual Rainfall 3.78

Number of Days with Rain 12

Notes:

Annual rainfall in millimeters: 96 Total down-time: 2.25 days Gage 6910 down from 1/21 05:57 (8) through 1/23 11:57 (8) due to repeater failure; no rain fell.

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2005

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------

1

2 .12

3 .28 .12 4 .12 .39

5 .39 .31

6 .04

7 .31 8 .12 .08

9 .12

10 .12 .20

11 .39 12 .28

13

14

15 ----- 16 -----

17 .08

18 .31

19 .51 20 .24

21 .47 .28

22 .24 .04

23 .04 .35 .08 .08 24 .04

25

26 .16

27 28 .75 .04

29 .75 .12 -----

30 .04 ----- .04

31 ----- ----- ----- ----- ----- ------------------------------------------------------------------------------

SUM 1.22 0.67 1.34 1.02 2.60 0.35 0.08 0.00 0.00 0.12 0.63 0.00

ACC 1.22 1.89 3.23 4.25 6.85 7.20 7.28 7.28 7.28 7.40 8.03 8.03

MAX 0.75 0.31 0.75 0.39 0.51 0.31 0.08 0.00 0.00 0.08 0.20 0.00

NO. 2 3 5 6 10 2 1 0 0 2 5 0

Maximum Daily Rainfall 0.75

Maximum Monthly Rainfall 2.60

Total Annual Rainfall 8.03

Number of Days with Rain 36

Notes:

Annual rainfall in millimeters: 204 Total down-time: 3.50 days Gage 6910 down from 5/14 02:49 (187) through 5/17 14:49 (187) due to repeater failure; no rain fell.

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2004

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

------------------------------------------------------------------------------

1

2 .08 .35 3 .12 .28

4 .04

5

6 7

8

9

10 11

12 .24

13 .08

14 .04 15

16

17

18 19

20

21 .24

22 .12 23 .59

24 .20 .08

25

26 .04 .28 27

28

29

30 ----- 31 ----- ----- ----- ----- -----

------------------------------------------------------------------------------

SUM 0.00 0.24 0.04 0.35 0.59 0.24 0.63 0.00 0.00 0.51 0.16 0.00

ACC 0.00 0.24 0.28 0.63 1.22 1.46 2.09 2.09 2.09 2.60 2.76 2.76

MAX 0.00 0.24 0.04 0.24 0.59 0.12 0.35 0.00 0.00 0.28 0.08 0.00

NO. 0 1 1 2 1 3 2 0 0 3 2 0

Maximum Daily Rainfall 0.59

Maximum Monthly Rainfall 0.63

Total Annual Rainfall 2.76

Number of Days with Rain 15

Notes:

Annual rainfall in millimeters: 70 Total down-time: 0.00 days

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2003

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

------------------------------------------------------------------------------ 1

2

3

4 .28 5

6

7

8 .43 9

10

11

12 .20 13 .98

14 .04 .79

15 .12 .16

16 .35 17 .04

18

19 .04

20 .04 .12 .63 21

22

23 .08

24 .04 .28 25 .75 .04

26 .28 .20

27 .12 .20

28 .16 29 .59 ----- .20

30 ----- .04

31 ----- ----- ----- ----- -----

------------------------------------------------------------------------------ SUM 0.31 0.59 0.04 0.55 2.09 0.35 0.12 0.00 0.00 0.43 2.01 0.67

ACC 0.31 0.91 0.94 1.50 3.58 3.94 4.06 4.06 4.06 4.49 6.50 7.17

MAX 0.28 0.59 0.04 0.43 0.98 0.35 0.12 0.00 0.00 0.20 0.79 0.28

NO. 2 1 1 2 5 1 1 0 0 4 6 4

Maximum Daily Rainfall 0.98

Maximum Monthly Rainfall 2.09

Total Annual Rainfall 7.17

Number of Days with Rain 27

Notes:

Total annual rainfall in millimeters: 182 Total down-time: 0.00 days

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2002

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

------------------------------------------------------------------------------

1

2 3

4 .04 .16

5 .04

6 .04 7 .04 .20

8 .04

9

10 11 .31

12

13

14 15 .04

16

17

18 19

20

21

22 23 -----

24 -----

25 -----

26 27

28

29 -----

30 ----- 31 ----- ----- ----- ----- -----

------------------------------------------------------------------------------

SUM 0.04 0.08 0.47 0.00 0.00 0.04 0.00 0.00 0.00 0.04 0.00 0.24

ACC 0.04 0.12 0.59 0.59 0.59 0.63 0.63 0.63 0.63 0.67 0.67 0.91

MAX 0.04 0.04 0.31 0.00 0.00 0.04 0.00 0.00 0.00 0.04 0.00 0.20

NO. 1 2 2 0 0 1 0 0 0 1 0 2

Maximum Daily Rainfall 0.31

Maximum Monthly Rainfall 0.47

Total Annual Rainfall 0.91

Number of Days with Rain 9

Notes:

Total annual rainfall in millimeters: 23 Total down-time: 4.50 days Gage 6910 down from 08/22 04:25 (17) through 08/26 16:26 (17) for unknown reason; no rain fell.

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2001

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------

1

2

3 4 .12 .04

5

6 .39 .63

7 .47 8

9 .20 .04

10 .08 .04 .16

11 12 .67

13 .24

14

15 .04 .16 16 .24

17 .59

18

19 .04 20

21

22 1.77

23 24

25 .12

26

27 .55 .20 .12 28 .24

29 ----

30 .16 ----

31 ---- ---- ---- ---- ---- ------------------------------------------------------------------------------

SUM 2.72 0.39 0.00 1.34 0.47 0.51 0.04 0.00 0.00 0.63 1.18 0.00

ACC 2.72 3.11 3.11 4.45 4.92 5.43 5.47 5.47 5.47 6.10 7.28 7.28

MAX 1.77 0.39 0.00 0.67 0.24 0.47 0.04 0.00 0.00 0.63 0.59 0.00

NO. 6 1 0 5 3 2 1 0 0 1 5 0

Maximum Daily Rainfall 1.77

Maximum Monthly Rainfall 2.72

Total Annual Rainfall 7.28

Number of Days with Rain 24

Notes:

Annual rainfall in millimeters: 185 Total down-time: 0.00 days

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 2000

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep ------------------------------------------------------------------------------

1

2 .04

3 4 ----

5 .28 ----

6 1.30

7 .20 8

9

10

11 .31 12

13

14

15 16

17 ----

18 ----

19 20

21 .04

22

23 24

25

26

27 ---- .16 28 ----

29 .31

30 ----

31 ---- ---- ---- ---- ---- ------------------------------------------------------------------------------

SUM 0.00 0.00 0.00 0.04 0.04 1.77 0.00 0.00 0.00 0.00 0.79 0.00

ACC 0.00 0.00 0.00 0.04 0.08 1.85 1.85 1.85 1.85 1.85 2.64 2.64

MAX 0.00 0.00 0.00 0.04 0.04 1.30 0.00 0.00 0.00 0.00 0.31 0.00

NO. 0 0 0 1 1 3 0 0 0 0 3 0

Maximum Daily Rainfall 1.30

Maximum Monthly Rainfall 1.77

Total Annual Rainfall 2.64

Number of Days with Rain 8 Notes:

Annual rainfall in millimeters: 67 Total down-time: 7.45 days Gage 6910 down from 6/26 21:03 (47) through 6/29 08:43 (47) due to lightning; no rain fell. Gage 6910 down from 7/03 21:02 (47) through 7/06 08:50 (47) due to transmitter failure; no rain fell. Gage 6910 down from 9/16 22:06 (67) through 9/19 09:18 (67) due to transmitter failure, no rain fell.

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 1999

DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP ------------------------------------------------------------------------------

1 .28

2 .83 .04 .28

3 4 .08

5 .16

6 .16 .04

7 8 .67

9

10 .31 ----

11 .12 ---- 12 ----

13 .04 ----

14 ---- .12 ----

15 ---- .08 16 ---- .16

17

18 .08

19 20

21

22

23 .04 .08 24

25 .35 .20

26

27 .12 28 .04 .04

29 ---- .04

30 .20 ----

31 ---- ---- ---- ---- .16 ---- ------------------------------------------------------------------------------

SUM 0.55 0.04 0.24 0.20 0.28 0.16 1.10 0.00 0.04 1.69 0.31 0.08

ACC 0.55 0.59 0.83 1.02 1.30 1.46 2.56 2.56 2.60 4.29 4.61 4.72

MAX 0.35 0.04 0.16 0.20 0.16 0.16 0.83 0.00 0.04 0.67 0.16 0.08

NO. 2 1 2 1 3 1 2 0 1 9 3 1

Maximum Daily Rainfall 0.83

Maximum Monthly Rainfall 1.69

Total Annual Rainfall 4.72

Number of Days with Rain 26 Notes:

Annual rainfall in millimeters: 120 Total down-time: 9.41 days Gage 6910 down from 10/13 21:46 (0) through 10/17 09:07 (0) due to transmitter failure; no rain fell. Gage 6910 down from 9/09 10:53 (117) through 9/15 09:20 (117) due to battery failure; no rain fell.

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 1998

DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP ------------------------------------------------------------------------------

1 .16 ---- .04

2 ----

3 ---- .08 4 ---- .35 .12

5 ---- 1.14

6 .04 ----

7 .35 ---- .67 8 ---- .59

9 ---- .31 .43

10 ----

11 ---- 1.02 12 ---- .04

13 ----

14 .12 ---- .31

15 ---- ---- .39 16 ---- ---- ----

17 ---- ---- ---- .71 .04

18 ---- ---- .04

19 ---- ---- .20 20 ---- ---- .12 .08

21 .08 ---- .08

22 ---- .08 .04

23 ---- 24 ---- .24 .04

25 ---- .08

26 ---- .31

27 ---- 28 ---- .24

29 ---- ---- .12

30 ---- ---- .08

31 ---- ---- ---- ---- ---- ---- ------------------------------------------------------------------------------

SUM 0.08 0.12 0.55 0.00 2.80 1.06 0.04 0.00 0.00 2.32 1.18 0.59

ACC 0.08 0.20 0.75 0.75 3.54 4.61 4.65 4.65 4.65 6.97 8.15 8.90

MAX 0.08 0.12 0.35 0.00 0.71 0.31 0.04 0.00 0.00 1.14 1.02 0.43

NO. 1 1 3 0 8 5 1 0 0 8 4 3

Maximum Daily Rainfall 1.14

Maximum Monthly Rainfall 2.80

Partial Annual Rainfall 8.90

Number of Days with Rain 34 Notes:

Partial annual rainfall in millimeters: 226 Total down-time: 39.6 days Gage down from 11/14 20:57 (5) through 11/18 10:16 (5) due to battery failure; no rain fell. Gage down from 12/16 through 01/20 because of vehicle collision; events missed, inaccurate monthly and annual totals.

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 1997

DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP

------------------------------------------------------------------------------ 1 .04

2 .08

3 .47 .08

4 5

6

7

8 9 .04

10

11

12 .35 13 .43

14

15

16 17 .94

18

19

20 .12 21

22

23

24 .04 25 .16

26 .08

27 .04

28 .12 29 .16

30 .35

31

------------------------------------------------------------------------------ SUM 0.00 0.16 0.00 0.51 0.16 0.00 0.55 0.12 0.00 0.00 1.42 0.59

ACC 0.00 0.16 0.16 0.67 0.83 0.83 1.38 1.50 1.50 1.50 2.91 3.50

MAX 0.00 0.16 0.00 0.43 0.12 0.00 0.47 0.12 0.00 0.00 0.94 0.35

NO. 0 1 0 2 2 0 2 1 0 0 4 4

Maximum Daily Rainfall 0.94

Maximum Monthly Rainfall 1.42

Total Annual Rainfall 3.50

Number of Days with Rain 16

Notes:

Annual rainfall in millimeters: 89 Total down-time: 0 days

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 1996

DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP

------------------------------------------------------------------------------ 1 .04

2

3

4 .20 5 .20

6 .04

7

8 9

10 .28

11

12 13 .20

14 .55 .87 .43

15

16 17

18

19

20 21

22

23

24 25 .31 .20

26

27

28 29 .87

30 .04

31 .04

------------------------------------------------------------------------------ SUM 0.00 0.24 0.00 0.04 0.35 0.75 0.00 0.00 0.00 1.06 1.34 0.47

ACC 0.00 0.24 0.24 0.28 0.63 1.38 1.38 1.38 1.38 2.44 3.78 4.25

MAX 0.00 0.20 0.00 0.04 0.31 0.55 0.00 0.00 0.00 0.87 0.87 0.28

NO. 0 2 0 1 2 2 0 0 0 2 3 2

Maximum Daily Rainfall 0.87

Maximum Monthly Rainfall 1.34

Total Annual Rainfall 4.25

Number of Days with Rain 14

Notes: Annual Rainfall in mm: 108 Gage down from 7/14 10:58 (35) through 7/15 23:34 (57) due to White Tanks repeater failure; assigned rainfall to 7/14.

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 1995

DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP

------------------------------------------------------------------------------ 1

2

3

4 0.51 5 0.35 0.87

6 0.08 0.08 0.83

7

8 9

10

11 0.12

12 0.47 0.08 13 0.16

14

15 0.04

16 0.04 0.16 17 0.08

18 0.16

19

20 0.08 21 0.04

22 0.08 0.12

23 0.55 0.08

24 0.12 25 0.75 0.08

26 0.12

27

28 29 0.04

30

31

------------------------------------------------------------------------------ SUM 0.04 0.47 1.97 1.54 0.28 0.28 0.20 0.00 0.00 0.16 0.31 0.83

ACC 0.04 0.51 2.48 4.02 4.29 4.57 4.76 4.76 4.76 4.92 5.24 6.06

MAX 0.04 0.47 0.75 0.87 0.16 0.12 0.16 0.00 0.00 0.16 0.12 0.83

NO. 1 1 7 4 2 3 2 0 0 1 4 1

Maximum Daily Rainfall 0.87

Maximum Monthly Rainfall 1.97

Total Annual Rainfall 6.06

Number of Days with Rain 26

Notes: Annual rainfall in mm: 154

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gauge # 6910) for Water Year 1994

DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP

------------------------------------------------------------------------------ 1

2 0.04

3

4 0.04 5

6

7 0.59

8 0.47 9 0.04

10

11

12 0.12 0.39 13 0.16

14 0.79

15 0.08

16 17

18

19 0.24 0.08

20 21 0.35

22

23

24 0.63 25 0.04 0.87 0.04

26

27

28 0.12 29

30

31

------------------------------------------------------------------------------ SUM 0.00 1.14 0.00 0.04 1.14 1.10 0.00 0.67 0.00 0.20 0.39 0.39

ACC 0.00 1.14 1.14 1.18 2.32 3.43 3.43 4.09 4.09 4.29 4.69 5.08

MAX 0.00 0.79 0.00 0.04 0.59 0.87 0.00 0.63 0.00 0.12 0.39 0.35

NO. 0 4 0 1 4 2 0 2 0 2 1 2

Maximum Daily Rainfall 0.87

Maximum Monthly Rainfall 1.14

Total Annual Rainfall 5.08

Number of Days with Rain 18 Notes:

Annual rainfall in mm: 129

Flood Control District of Maricopa County 2801 W. Durango St. Phoenix, AZ 85009 (602) 506-1501

Flood Control District of Maricopa County ALERT System Daily Rainfall at Gila Bend Landfill (gage # 6910) for Water Year 1993

DAY Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep

------------------------------------------------------------------------------ 1 ----- ----- ----- ----- ----- ----- -----

2 ----- ----- ----- ----- ----- ----- -----

3 ----- ----- ----- ----- ----- ----- -----

4 ----- ----- ----- ----- ----- ----- ----- 5 ----- ----- ----- ----- ----- ----- -----

6 ----- ----- ----- ----- ----- ----- -----

7 ----- ----- ----- ----- ----- ------

8 ----- ----- ----- ----- ----- ----- .47 9 ----- ----- ----- ----- ----- -----

10 ----- ----- ----- ----- ----- -----

11 ----- ----- ----- ----- ----- -----

12 ----- ----- ----- ----- ----- ----- .08 .63 13 ----- ----- ----- ----- ----- -----

14 ----- ----- ----- ----- ----- -----

15 ----- ----- ----- ----- ----- -----

16 ----- ----- ----- ----- ----- ----- 17 ----- ----- ----- ----- ----- -----

18 ----- ----- ----- ----- ----- -----

19 ----- ----- ----- ----- ----- ----- .16

20 ----- ----- ----- ----- ----- ----- 21 ----- ----- ----- ----- ----- -----

22 ----- ----- ----- ----- ----- -----

23 ----- ----- ----- ----- ----- -----

24 ----- ----- ----- ----- ----- ----- 25 ----- ----- ----- ----- ----- ----- .12

26 ----- ----- ----- ----- ----- ----- .08

27 ----- ----- ----- ----- ----- ----- .12

28 ----- ----- ----- ----- ----- ----- 29 ----- ----- ----- ----- ----- -----

30 ----- ----- ----- ----- ----- -----

31 ----- ----- ----- ----- ----- ----- ----- ----- -----

------------------------------------------------------------------------------ SUM ----- ----- ----- ----- ----- ----- 0.00 0.08 0.00 0.63 0.94 0.00

ACC ----- ----- ----- ----- ----- ----- 0.00 0.08 0.08 0.71 1.65 1.65

MAX ----- ----- ----- ----- ----- ----- 0.00 0.08 0.00 0.63 0.47 0.00

NO. ----- ----- ----- ----- ----- ----- 0 1 0 1 5 0

Maximum Daily Rainfall 0.63

Maximum Monthly Rainfall 0.94

Partial Annual Rainfall 1.65

Number of Days with Rain 7

Station installed on 04/07/1993.