1996 California Hydrologic Data Report
10261500 MOJAVE RIVER AT LOWER NARROWS, NEAR VICTORVILLE, CA
- 1996 WY
10261500 MOJAVE RIVER AT LOWER NARROWS, NEAR VICTORVILLE, CA
LOCATION.--Lat 34°34'23", long 117°19'11", in SW 1/4 SE 1/4 sec.29, T.6 N., R.4 W., San Bernardino County,
Hydrologic Unit 18090208, on left bank 650 ft upstream from bridge on county road (formerly U.S. Highway 66),
0.6 mi downstream from Atchison, Topeka, & Santa Fe Railway bridge, and 3 mi northwest of Victorville.
DRAINAGE AREA.--513 mi2.
PERIOD OF RECORD.--February 1899 to September 1906, October 1930 to current year. Monthly discharge only for
January to September 1906, October, November 1930, published in WSP 1314. Prior to October 1936, published as
"at Victorville" and as "near Victorville" in 1937.
CHEMICAL DATA: Specific conductance 1975-81.
WATER TEMPERATURE: Water years 1962-80.
REVISED RECORDS.--WSP 1927: Drainage area.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 2,643.01 ft above sea level. See WSP 1314
for history of gage changes prior to Mar. 28, 1938. Mar. 28, 1938, to Apr. 14, 1966, at site 350 ft upstream
at datum 5.00 ft higher; Apr. 15, 1966, to July 17, 1969, at site 350 ft upstream at datum 3.00 ft higher.
REMARKS.--Records fair, except those for estimated daily discharges, which are poor. Flow regulated by Mojave
River Forks Reservoir, capacity 89,700 acre-ft, since 1971, 17.8 mi upstream, Silverwood Lake, capacity
78,000 acre-ft, since 1971, and Lake Arrowhead, capacity, 48,000 acre-ft, since 1922. Some water is imported
into basin. Diversions and pumping for irrigation and for Mojave State Fish Hatchery upstream from station.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 70,600 ft3/s, Mar. 2, 1938, gage height, 23.7 ft, present
datum, from rating curve extended above 10,000 ft3/s on basis of slope-area measurement of peak flow; minimum
daily, 1.6 ft3/s, July 25 to Aug. 5, 1990.
DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1995 TO SEPTEMBER 1996
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 e2.4 e7.2 e14 19 27 28 20 12 6.0 2.6 1.7 1.6
2 e2.5 e7.4 e14 24 24 30 20 15 5.6 2.9 1.7 1.7
3 e2.7 e7.6 e14 19 25 30 13 20 5.3 3.0 1.6 1.6
4 e2.9 e7.8 e13 16 25 31 15 20 5.3 2.8 1.6 1.5
5 e3.0 e8.0 e12 16 24 33 16 21 5.5 2.6 1.1 1.5
6 e3.2 e8.3 e12 17 21 120 24 19 5.6 2.6 1.4 1.5
7 e3.3 e8.5 e12 19 19 40 20 11 5.4 2.3 1.8 1.6
8 e3.4 e8.9 e12 19 19 36 21 10 5.3 2.2 1.5 1.7
9 e3.6 e9.1 e13 20 19 35 12 9.3 5.1 2.0 1.3 1.5
10 e3.7 e9.4 e13 23 19 31 22 6.8 4.9 1.8 1.3 1.6
11 e3.9 e9.7 e13 19 19 29 23 7.0 4.7 1.7 1.4 1.7
12 e4.0 e10 e13 19 19 26 19 7.5 4.4 1.7 1.4 1.7
13 e4.2 e10 13 19 24 26 11 7.2 4.8 1.6 1.5 1.8
14 e4.3 e10 13 19 24 26 9.3 6.4 5.2 1.7 1.6 1.8
15 e4.5 e10 14 19 21 26 8.1 6.9 5.1 1.9 1.6 1.7
16 e4.7 e11 16 19 19 26 9.7 7.1 4.7 1.9 1.5 1.7
17 e4.8 e11 16 19 19 25 9.8 7.7 4.6 1.9 1.5 1.7
18 e5.0 e12 16 21 19 24 8.1 8.0 4.6 2.0 1.5 1.6
19 e5.1 e12 16 24 19 24 8.1 7.8 4.3 1.6 1.6 1.5
20 e5.3 e12 16 24 31 25 10 7.3 4.2 1.6 1.8 1.4
21 e5.5 e12 17 26 916 25 11 7.1 3.6 1.7 1.8 1.6
22 e5.6 e13 24 23 376 24 14 6.8 3.3 1.8 1.9 1.5
23 e5.8 e13 32 17 109 25 16 6.5 3.6 1.9 2.2 1.7
24 e5.9 e13 25 16 41 26 16 7.3 3.6 1.6 2.1 1.7
25 e6.1 e13 20 22 33 25 16 7.4 3.2 1.6 2.0 1.7
26 e6.2 e13 19 17 32 24 13 6.8 3.2 1.6 2.1 1.7
27 e6.4 e14 22 16 31 20 13 6.3 3.7 1.9 2.0 1.6
28 e6.5 e14 24 16 29 16 12 6.5 3.5 2.4 1.8 1.7
29 e6.7 e14 25 19 30 16 11 6.3 2.9 2.3 1.8 1.7
30 e6.8 e14 23 19 --- 16 10 6.4 2.7 1.7 1.9 1.7
31 e7.0 --- 19 23 --- 20 --- 6.6 --- 1.7 1.8 ---
TOTAL 145.0 322.9 525 608 2033 908 431.1 291.0 133.9 62.6 51.8 49.0
MEAN 4.68 10.8 16.9 19.6 70.1 29.3 14.4 9.39 4.46 2.02 1.67 1.63
MAX 7.0 14 32 26 916 120 24 21 6.0 3.0 2.2 1.8
MIN 2.4 7.2 12 16 19 16 8.1 6.3 2.7 1.6 1.1 1.4
AC-FT 288 640 1040 1210 4030 1800 855 577 266 124 103 97
e Estimated.
10261500 MOJAVE RIVER AT LOWER NARROWS, NEAR VICTORVILLE, CA--Continued
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1931 - 1996, BY WATER YEAR (WY)
OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
MEAN 24.8 36.6 52.8 102 213 231 129 46.2 22.2 15.3 15.5 17.5
MAX 58.2 222 376 1487 2334 2229 1015 261 157 32.5 29.3 41.7
(WY) 1977 1966 1967 1993 1993 1938 1958 1978 1978 1969 1969 1976
MIN 4.65 10.7 13.5 19.3 18.2 12.6 11.6 9.06 4.46 2.02 1.67 1.63
(WY) 1992 1995 1995 1990 1991 1990 1990 1990 1996 1996 1996 1996
SUMMARY STATISTICS FOR 1995 CALENDAR YEAR FOR 1996 WATER YEAR WATER YEARS 1931 - 1996
ANNUAL TOTAL 57150.70 5561.3
ANNUAL MEAN 157 15.2 74.7
HIGHEST ANNUAL MEAN 402 1969
LOWEST ANNUAL MEAN 12.3 1990
HIGHEST DAILY MEAN 4500 Mar 12 916 Feb 21 21000 Feb 25 1969
LOWEST DAILY MEAN .00 Sep 21 1.1 Aug 5 .00 Sep 21 1995
ANNUAL SEVEN-DAY MINIMUM .37 Sep 20 1.4 Aug 5 .37 Sep 20 1995
INSTANTANEOUS PEAK FLOW 1320 Feb 21 70600 Mar 2 1938
INSTANTANEOUS PEAK STAGE 3.69 Feb 21 23.70 Mar 2 1938
ANNUAL RUNOFF (AC-FT) 113400 11030 54140
10 PERCENT EXCEEDS 325 25 54
50 PERCENT EXCEEDS 13 8.2 28
90 PERCENT EXCEEDS 2.8 1.7 12