103366092 UPPER TRUCKEE RIVER AT HIGHWAY 50, ABOVE MEYERS, CA
LOCATION.-Lat 38°50'55", long 120°01'34", in NE 1/4 NE 1/4 sec.31, T.12 N., R.18 E., El Dorado County, Hydrologic Unit 16050101, on left
bank, 500 ft downstream of U.S. Highway 50 bridge, 1 mi southwest of Meyers, and 7.5 mi upstream of Lake Tahoe.
DRAINAGE AREA.-34.3 mi2.
WATER-DISCHARGE RECORDS
PERIOD OF RECORD.-June 1990 to current year.
GAGE.-Water-stage recorder. Elevation of gage is 6,310 ft above sea level, from topographic map. June 1990 to Sept. 5, 1997, at present site,
datum 3.00 ft higher.
REMARKS.-Records fair except for estimated daily discharges, which are poor. See schematic diagram of Truckee River Basin. These data are
reviewed and provided by the Nevada District Office, U.S. Geological Survey.
DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 6.9 9.2 46 1240 e99 56 145 237 399 62 24 13
2 6.7 9.4 40 e2000 e95 51 128 219 354 48 22 30
3 6.4 9.5 38 e1700 e90 49 119 235 323 39 21 39
4 6.3 10 39 e750 e88 48 115 291 452 36 21 39
5 6.4 9.2 225 e400 e88 48 112 328 418 37 20 35
6 6.4 8.8 122 e330 e86 48 107 333 327 36 19 32
7 6.3 9.2 102 e265 e86 48 107 348 283 37 18 23
8 6.3 9.7 88 e230 e83 49 109 362 263 39 17 18
9 6.1 9.8 86 e195 e82 51 107 388 262 46 16 16
10 6.3 10 82 e170 e80 64 102 445 243 48 15 15
11 6.5 10 90 e160 e75 81 98 450 209 45 15 13
12 6.3 11 223 e158 e70 81 97 461 198 42 15 12
13 6.4 11 188 e165 e67 76 98 497 196 40 15 12
14 6.3 11 124 e140 67 77 110 485 330 36 15 11
15 6.4 13 95 e135 67 86 127 426 295 32 14 16
16 6.8 17 78 e130 67 93 155 379 267 32 15 25
17 6.7 133 67 e125 70 92 188 378 257 31 15 17
18 7.5 534 60 e120 68 94 210 380 235 34 15 13
19 8.8 305 55 e120 68 109 344 385 205 34 15 11
20 8.4 239 53 e123 66 124 336 360 173 34 15 11
21 7.7 159 e55 e135 64 127 473 309 144 33 14 11
22 7.5 231 e55 e138 63 134 395 301 123 31 13 11
23 7.2 149 e58 e145 62 152 375 361 98 31 13 25
24 9.0 108 e60 e160 57 165 304 353 74 31 13 10
25 16 81 62 e180 58 166 261 276 63 30 12 11
26 10 63 63 e150 58 185 277 244 57 30 12 11
27 9.4 52 74 e138 59 208 346 253 49 29 12 9.9
28 9.3 49 57 e125 57 197 332 301 45 29 12 9.1
29 10 44 95 e120 --- 180 264 344 45 28 12 8.6
30 10 39 195 e110 --- 174 239 402 59 27 12 8.1
31 10 --- 312 e105 --- 170 --- 425 --- 26 13 ---
TOTAL 240.3 2353.8 2987 10162 2040 3283 6180 10956 6446 1113 480 515.7
MEAN 7.75 78.5 96.4 328 72.9 106 206 353 215 35.9 15.5 17.2
MAX 16 534 312 2000 99 208 473 497 452 62 24 39
MIN 6.1 8.8 38 105 57 48 97 219 45 26 12 8.1
AC-FT 477 4670 5920 20160 4050 6510 12260 21730 12790 2210 952 1020
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1990 - 1997, BY WATER YEAR (WY)
MEAN 8.54 19.0 25.0 66.5 44.3 72.0 125 299 232 90.6 19.4 12.0
MAX 22.6 78.5 96.4 328 125 132 206 569 709 452 78.6 37.5
(WY) 1996 1997 1997 1997 1996 1995 1997 1993 1995 1995 1995 1995
MIN 3.39 3.33 3.15 4.37 6.69 28.2 47.2 85.0 20.4 4.81 2.28 2.50
(WY) 1995 1991 1991 1991 1991 1994 1991 1992 1992 1994 1994 1994
SUMMARY STATISTICS FOR 1996 CALENDAR YEAR FOR 1997 WATER YEAR WATER YEARS 1990 - 1997
ANNUAL TOTAL 44973.9 46756.8
ANNUAL MEAN 123 128 87.7
HIGHEST ANNUAL MEAN 169 1995
LOWEST ANNUAL MEAN 26.1 1994
HIGHEST DAILY MEAN 1490 May 16 2000 Jan 2 2000 Jan 2 1997
LOWEST DAILY MEAN 6.1 Oct 9 6.1 Oct 9 1.2 Dec 22 1990
ANNUAL SEVEN-DAY MINIMUM 6.3 Oct 4 6.3 Oct 4 1.8 Dec 20 1990
INSTANTANEOUS PEAK FLOW 5120 Jan 2 5120 Jan 2 1997
INSTANTANEOUS PEAK STAGE 8.95 Jan 2 8.95 Jan 2 1997
ANNUAL RUNOFF (AC-FT) 89210 92740 63550
10 PERCENT EXCEEDS 345 332 238
50 PERCENT EXCEEDS 74 66 21
90 PERCENT EXCEEDS 9.0 9.8 4.0
e Estimated.
USGS Water Resources of California
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Last modified: Wed Mar 10 14:06:50 PST 1999
1997 California Hydrologic Data
Report
103366092 UPPER TRUCKEE RIVER AT HIGHWAY 50, ABOVE MEYERS, CA-Continued
WATER-QUALITY RECORDS
PERIOD OF RECORD.-Water years 1990 to current year.
REMARKS.-In November 1989, station was incorporated into the expanded Lake Tahoe Interagency Monitoring Program to monitor tributary
contributions of nutrients and sediment to Lake Tahoe. These data are reviewed and provided by the Nevada District Office, U.S. Geological
Survey.
WATER-QUALITY DATA, WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
DIS- PH BARO- OXYGEN,
CHARGE, SPE- WATER METRIC DIS-
INST. CIFIC WHOLE PRES- SOLVED
CUBIC CON- FIELD TEMPER- TEMPER- SURE OXYGEN, (PER-
FEET DUCT- (STAND- ATURE ATURE (MM DIS- CENT
DATE TIME PER ANCE ARD AIR WATER OF SOLVED SATUR-
SECOND (US/CM) UNITS) (DEG C) (DEG C) HG) (MG/L) ATION)
(00061) (00095) (00400) (00020) (00010) (00025) (00300) (00301)
OCT
02... 1630 6.7 101 -- 16.0 12.5 -- -- --
18... 0930 7.3 91 -- 8.5 6.0 -- -- --
NOV
05... 1350 8.8 82 -- 5.0 3.5 -- -- --
18... 1610 464 22 -- 6.0 4.5 -- -- --
19... 1605 267 21 -- 3.0 4.0 -- -- --
26... 0925 65 59 -- -2.0 3.5 -- -- --
DEC
12... 1515 269 41 -- 2.0 2.0 -- -- --
31... 0936 302 40 -- 6.0 1.5 -- -- --
JAN
03... 1430 1300 22 -- 0.5 1.0 -- -- --
03... 1525 1170 -- -- -- -- -- -- --
08... 1430 200 44 -- 0.5 1.5 -- -- --
FEB
13... 1415 67 -- -- 7.0 3.0 -- -- --
18... 1155 67 64 7.5 6.5 2.0 605 10.8 99
MAR
12... 1145 81 53 -- 7.5 2.5 -- -- --
19... 1245 100 50 -- 17.0 4.5 -- -- --
27... 1235 185 37 -- 12.5 4.0 -- -- --
APR
09... 1430 108 47 7.4 4.0 3.0 600 10.5 99
22... 1155 373 21 -- 11.0 2.5 -- -- --
MAY
01... 1200 230 28 -- 12.0 4.5 -- -- --
08... 1430 324 25 7.1 20.0 8.0 605 9.9 106
15... 1300 321 26 -- 24.5 7.5 -- -- --
15... 1800 360 26 -- 19.0 10.0 -- -- --
22... 1525 287 26 -- 14.5 9.0 -- -- --
30... 1300 350 22 -- 21.5 10.5 -- -- --
JUN
04... 1110 444 22 -- 7.0 7.0 -- -- --
06... 1300 304 25 -- 14.5 9.5 -- -- --
12... 1330 190 28 7.6 13.0 10.5 598 8.7 100
17... 1550 240 28 -- 25.0 14.0 -- -- --
27... 1430 47 42 -- 20.0 14.0 -- -- --
JUL
18... 1000 37 59 -- 15.5 11.0 -- -- --
23... 1400 32 59 -- 16.5 13.5 -- -- --
AUG
11... 1430 15 72 -- 27.5 16.5 -- -- --
18... 1350 15 78 -- 20.5 16.5 -- -- --
SEP
17... 1500 13 53 7.6 13.5 13.5 599 8.3 102
23... 1030 29 -- -- 14.0 -- -- -- --
103366092 UPPER TRUCKEE RIVER AT HIGHWAY 50, ABOVE MEYERS, CA-Continued
WATER-QUALITY DATA, WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
NITRO- NITRO- NITRO- PHOS- IRON, SEDI-
GEN, GEN, GEN,AM- PHORUS BIO. MENT,
NO2+NO3 AMMONIA MONIA + PHOS- ORTHO, REACT- SEDI- DIS-
DIS- DIS- ORGANIC PHORUS DIS- IVE MENT, CHARGE,
SOLVED SOLVED TOTAL TOTAL SOLVED TOTAL SUS- SUS-
DATE (MG/L (MG/L (MG/L (MG/L (MG/L (UG/L PENDED PENDED
AS N) AS N) AS N) AS P) AS P) AS FE) (MG/L) (T/DAY)
(00631) (00608) (00625) (00665) (00671) (46568) (80154) (80155)
OCT
02... 0.010 0.003 0.51 0.016 0.004 430 1 0.02
18... -- -- -- -- -- -- -- --
NOV
05... 0.012 0.001 0.16 0.014 0.005 206 1 0.02
18... 0.016 0.001 0.15 0.031 0.005 484 21 26
19... 0.012 <0.001 0.09 0.016 0.003 859 7 5.0
26... -- -- -- -- -- -- -- --
DEC
12... 0.007 0.005 0.07 0.032 0.008 1180 20 15
31... -- -- -- -- -- -- -- --
JAN
03... 0.011 <0.001 0.07 0.098 0.006 252 176 618
03... -- -- -- -- -- -- -- --
08... 0.013 <0.001 0.12 0.023 0.005 38 4 2.2
FEB
13... -- -- -- -- -- -- -- --
18... 0.011 0.001 0.09 0.013 0.004 175 2 0.36
MAR
12... 0.014 0.002 0.04 0.012 0.003 134 1 0.22
19... -- -- -- -- -- -- -- --
27... 0.011 0.002 0.19 0.014 0.003 233 6 3.0
APR
09... 0.012 0.003 0.13 0.013 0.005 130 1 0.29
22... -- -- -- -- -- -- -- --
MAY
01... 0.008 0.001 0.28 0.013 0.003 91 2 1.2
08... 0.008 0.001 0.09 0.012 0.001 127 5 4.4
15... 0.008 0.001 0.09 0.031 0.013 245 12 10
15... 0.006 0.001 0.13 0.030 0.005 272 23 22
22... 0.008 <0.001 0.10 0.031 0.004 326 10 7.7
30... 0.005 <0.001 0.07 0.016 0.013 236 8 7.6
JUN
04... -- -- -- -- -- -- -- --
06... 0.006 <0.001 0.09 0.017 0.003 174 8 6.6
12... 0.006 <0.001 0.08 0.032 0.004 175 3 1.5
17... 0.004 <0.001 0.11 0.032 0.003 132 3 1.9
27... 0.003 <0.001 0.09 0.022 0.007 180 1 0.13
JUL
18... -- -- -- -- -- -- -- --
23... 0.013 0.004 0.22 0.032 0.006 161 1 0.09
AUG
11... -- -- -- -- -- -- -- --
18... 0.009 <0.001 0.05 0.024 0.006 169 <1 --
SEP
17... 0.011 0.001 0.05 0.023 0.004 134 <1 --
23... -- -- -- -- -- -- -- --
USGS Water Resources of California
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Mapping | Water
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Last modified: Wed Mar 10 14:06:51 PST 1999