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<br />2
<br />
<br />FLOODS OF SEPT. 1970 IN ARIZ., UTAH, COLO., AND N. MEX.
<br />
<br />STATION DATA-GILA RIVER BASIN
<br />
<br />123
<br />
<br />(124) 09512100. Indian Bend Wash near Scottsdale, Ariz.
<br />
<br />(126) Ash Creek at Interstate Highway 17 near Cordes Junction. Ariz.
<br />
<br />Location. ~-Lat 33032'19". long 111054'5711, in SW:t:SEt sec. 2, T.2 N., R.4 E., Maricopa
<br />County, on upstream side of ford On Indian Bend Road, 3.5 mt (5. 6 km) north of
<br />Scottsdale.
<br />Drainage area. --142 mi2 (368 km2),
<br />
<br />(Miscellaneous site)
<br />
<br />Location. --Lat 34024105", long 112004125", Yavapai County, 100 it (30 m) downstream
<br />from Dugas Road at junction with Interstate Highway 17, 6 roi (10 km) upstream from
<br />mouth, and 6 wi (10 km) northeast of Cordes Junction.
<br />
<br />Gage-height record. --Water-stage recorder graph. Datum of gage is 1,280.29 ft
<br />(390.232 m) above mean sea level.
<br />
<br />Drainage area. --118 mi2 (306 krn2).
<br />
<br />Maximllll1. --Sept. 4-10, 1970: Discharge, 9,000 ft3/s (255 m3/s) Sept. 5, from slope-
<br />area measurement of peak flow.
<br />
<br />Discharge record. --Stage-discharge relation defined by current-meter measurements.
<br />
<br />Maxima. --Sept. 4-7, 1970: Discharge, 1,120 f{3/s (31. 7 m3/s~ ~330 hours Sept. 5 (gage
<br />height, 2.35 ft or O. 716 m).
<br />1961 to August 1970: Discharge, 2,000 ft3/s (56.6 m3/s) Dec. 19. 1967 (gage
<br />height, 3.12 it or 0.951 m).
<br />
<br />(127) 09512500. Agua Fria River near Mayer, Ariz.
<br />
<br />Day
<br />Sept. 4
<br />5
<br />
<br />Discharge
<br />o
<br />231
<br />
<br />Day Discharge
<br />Sept. 6.... 252
<br />
<br />Day Discharge
<br />Sept. 7.... 0
<br />
<br />Location. --Lat 34"18'55", long 112"03148", in NWtSEf sec. 20, T. 11 N., R.3 E.,
<br />Yavapai County. on leitbank at Sycamore damsite, 700 it (210 m) downstream fro\fl
<br />Big Bug Creek and 12 mi (19 Ian) southeast of Mayer.
<br />Draina~e area. --588 mi2 (1,523 km2).
<br />
<br />Mean discharge, in cubic feet per second, 1970
<br />
<br />Gage height, in feet, and discharge, in cubic feet per second, at indicated time. 1970
<br />
<br />Gage-height record. --Water-stage recorder graph except Sept. 6-8. Gage-height record
<br />reconstructed on basis of adjoining good record. trend of recession, engineer IS field
<br />notes. discharge measurements, and estimates of flow. Datum of gage is 3,434 it
<br />(1,046.7 m)-levels by Maricopa County Municipal Water Conservation District No.
<br />1. .
<br />
<br />Hour Gage Discharge Hour Gage Discharge Hottr Gage Discharge
<br /> height height height
<br />Sept. 4 Sept. 5' Con. Sept. " Con.
<br />2400 ----- 0 1900 2.05 830 0330 1. 95 670
<br />Sept. 5' 2100 2.16 930 0530 1.65 440
<br />1630 ----- 0 2200 2.15 920 0930 1. 10 103
<br />1640 1. 00 135 2330 2.35 1,120 1200 078 18
<br />1700 1. 30 283 2400 2.33 1,100 1800 .45 3.0
<br />1730 1. 60 470 Sept. " 2400 036 .4
<br />1830 1.92 726 0130 2.25 1,020
<br />
<br />Discharge record. --Stage-discharge relation defined by current-meter measurements
<br />below 1,600 ft"/s (45 m3/s) and extended above on basis of slope-area measurement
<br />of peak flow.
<br />
<br />*Dally means computed from data In addItIOn to flgures shown.
<br />
<br />Maxima. --Sept. 4-10, 1970: Discharge, 19,800 ft3/s (561 rn3/sJ 1600 hours Sept. 5
<br />(gage height, 14.90 it or 4.542 m, from slope-area measurement).
<br />1940 to August 1970: Discharge, 13,000 ft3/s (368 m3/s) Mar. 1. 1941, from
<br />Slope-area measurement; maximum gage height, 12.00 ft (3. 658 m) Aug. 3. 1955.
<br />
<br />(125) 09512150. Indian Bend Wash at Thomas Road, at Scottsdale, Ariz.
<br />
<br />(Crest-stage station)
<br />
<br />Mean discharge, in cubic feet per second, 1970,
<br />of Agua Fria River near Mayer, Ariz.
<br />
<br />Location. --Lat 33"28'49", long 111"54142", in SEt sec. 26, T.2 N., ft. 4 E., Maricopa
<br />County, on right bank on Thomas Road, O. B mi (1. 3 krn) east of Scottsdale Road and
<br />1 mi (1.6 km) east of downtown Scottsdale.
<br />
<br />Day
<br />Sept, 4
<br />5
<br />,
<br />
<br />Discharge Day Discharge Day
<br />2.' Sept. 7 14 Sept. 9
<br />5,240 8 800 10
<br />294
<br />
<br />Discharge
<br />
<br />5.1
<br />3.7
<br />
<br />Drainage area. --Undetermined.
<br />
<br />Gage-height record. --Crest stages only. Altitude of gage is 1,225 it (373 rn), from
<br />topographic map.
<br />
<br />Discharge record. --Stage-discharge relation defined by computations of peak flow.
<br />
<br />Maxima. --Sept. 4-10, 1970: Discharge, 3,900 ft3/s (110 m3/s) Sept. 5 (gage height,
<br />~ftor2.054m). 3
<br />191H to August 1910: Discharge, 1,500 ft3/s (42. 5 m Is) Dec. 19, 1967 (gage
<br />height, 3.0 it or 0.91 m).
<br />
<br />Gage height, in feet, and discharge, in cubic feet per second, at indicated time 1970
<br />
<br />Hour Gage Discharge Hour Gage Discharge HOUr Gage
<br /> height height height Discharge
<br />Sept. 4 Sept, 5 Con. Sept. 5 Con.
<br />2400 2.99 , 1100 10.65 9,700 2100 5.80 2,010
<br />Sept. 5 1200 9.60 7,680 2200 5.20 1,370
<br />0015 6.30 2,620 1400 8.00 5,040 2400 4.80 1,000
<br />0100 5.00 1,180 1500 13.20 15,000 Sept. ,
<br />0600 4.08 447 1600 14.90 19,800 0200 4.38 656
<br />0700 6.50 2,880 1630 13.80 16,50a 0600 4.05 427
<br />0730 6.20 2,490 1700 14.30 18,000 1200 3.70 207
<br />0800 7.73 4.640 1800 11. 00 10,400 2100 3.33 59
<br />0900 5.90 2,130 1900 8.40 5,640 2400 3.24 30
<br />1000 8.57 5,910 2000 6.80 3,290
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