1998 California Hydrologic Data Report
10336674 WARD CREEK BELOW CONFLUENCE, NEAR TAHOE CITY, CA - 1998 WY


                           10336674 WARD CREEK BELOW CONFLUENCE, NEAR TAHOE CITY, CA

LOCATION.-Lat 39°08'27", long 120°12'40", in SE 1/4 SE 1/4 sec.16, T.15 N., R.16 E., Placer County, Hydrologic Unit 16050101, Tahoe National Forest, on left bank 0.1 mi downstream from confluence with unnamed tributary, 3.2 mi west of William Kent Campground, and 4.8 mi southwest of Tahoe City. 
DRAINAGE AREA.-4.96 mi2. 
WATER-DISCHARGE RECORDS 
PERIOD OF RECORD.-October 1991 to current year. 
GAGE.-Water-stage recorder. Elevation of gage is 6,600 ft above sea level, from topographic map. 
REMARKS.-Records fair including estimated daily discharges. No storage or diversion upstream from station. See schematic diagram of Truckee River Basin. 
EXTREMES FOR PERIOD OF RECORD.-Maximum discharge, 1,220 ft3/s, Jan. 1, 1997, gage height, 8.85 ft, from crest stage gage; no flow for some days in most years. 
EXTREMES FOR CURRENT YEAR.-Peak discharges greater than base discharge of 50 ft3/s, or maximum:
  			Discharge	Gage height			Discharge	Gage height
  	Date	Time	(ft3/s)	(ft)	Date	Time	(ft3/s)	(ft)
  	Jan. 17	0200	56	4.44	May 25	0945	79	4.54
  	Mar. 24	0630	110	4.82	June 21	1645	222	5.33
  	May 2	1930	82	4.62

                  DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998

                                               DAILY MEAN VALUES
 
DAY       OCT      NOV      DEC      JAN      FEB      MAR      APR      MAY      JUN      JUL      AUG      SEP
 
  1      e.31     e.40      1.4      1.2     e4.9     e3.6     11         59       73       99     13        1.7
  2      e.40     e.40      1.4     e1.1     e4.9     e3.5     10         69       93       99     12        1.5
  3      e.35     e.40      1.4     e1.1     e4.9     e3.4      9.7       57       89       90     11        1.4
  4      e.31     e.40      1.3     e1.2     e4.9     e3.3      9.2       51       87       91     10        1.4
  5      e.31     e.40      1.4     e1.2     e4.9     e3.3      8.9       45       91       91      9.4      1.5
 
  6      e.31     e.40      1.3      1.3     e4.9     e3.3      8.6       43      107       99      8.7      1.6
  7      e.31     e.40     e2.0      1.3     e4.9     e3.3      8.3       40      166       96      8.0      1.4
  8      e.31     e.40     e1.7      1.3     e4.9     e3.3      8.1       48      120       91      7.4      1.3
  9      e.65     e.40      1.4      1.3     e4.9     e3.3      7.9       59      112       88      6.7      3.5
 10      e.62     e.40      1.3      1.3     e4.9     e3.5      7.8       46      120       82      6.3      2.0
 
 11      e.55     e.40      1.3      1.3     e4.9      4.3      7.6       37      112       68      5.9      1.6
 12      e.50     e.40      1.3     e6.0     e4.9      4.6      7.4       33      131       61      5.5      1.5
 13      e.50     e.40      1.2     e3.0     e4.9      4.4      7.5       29      154       59      5.3      1.4
 14      e.50     e.45      1.3      2.8     e4.8      4.4      7.3       25      150       53      5.6      1.3
 15      e.50      .53      1.2      7.5     e4.8      5.3      7.1       24      147       48      5.2      1.2
 
 16      e.48      .60      1.3     17        4.7      6.6      7.1       26      156       48      4.6      1.2
 17      e.48      .63      1.5     35        4.5      7.1      7.5       23      127       49      4.2      1.1
 18      e.46      .57      1.4     15        4.5      7.3      8.8       23      145       47      4.0      1.0
 19      e.46     2.0       1.3      9.1      4.5      7.7     11         28      158       43      3.8      1.0
 20      e.46     1.4       1.3      7.5      4.4      9.2     14         32      148       39      3.5      1.0
 
 21      e.44     1.2       1.3      6.7     e4.4     10       22         32      161       36      3.3      1.1
 22      e.44     1.4       1.2      6.3      4.4     23       30         34      149       35      3.1      1.1
 23      e.44     1.9       1.2     e6.0     e4.3     37       34         38      132       32      2.8      1.1
 24      e.42     1.7       1.2     e5.6      4.1     78       26         46      128       30      2.7      1.1
 25      e.42     1.6       1.2     e5.3     e4.0     33       21         67      142       28      2.5      1.1
 
 26      e.42     2.4       1.1     e5.0     e3.9     22       22         47      134       24      2.4      1.6
 27      e.40     1.9       1.1     e5.0     e3.8     18       26         36      116       22      2.3      2.2
 28      e.40     1.7       1.1     e5.0     e3.7     16       34         33      119       19      2.1      1.6
 29      e.40     1.7       1.2     e4.9      ---     14       43         33      118       18      2.0      1.5
 30      e.40     1.5       1.2     e4.9      ---     12       52         34      112       16      1.9      1.5
 31      e.40      ---      1.2     e5.0      ---     12        ---       46      ---       14      1.8      ---
 
TOTAL   13.35    28.38     40.7    176.2    128.5    369.7    484.8     1243     3797     1715    167.0     43.5
MEAN      .43      .95     1.31     5.68     4.59     11.9     16.2     40.1      127     55.3     5.39     1.45
MAX       .65      2.4      2.0       35      4.9       78       52       69      166       99       13      3.5
MIN       .31      .40      1.1      1.1      3.7      3.3      7.1       23       73       14      1.8      1.0
AC-FT      26       56       81      349      255      733      962     2470     7530     3400      331       86
  
    e Estimated.


STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1992 - 1998, BY WATER YEAR (WY) MEAN .51 2.03 6.19 14.2 8.44 13.8 26.8 57.8 57.6 26.8 3.88 .73 MAX 1.21 9.82 27.2 68.8 32.5 26.9 43.1 93.5 127 88.7 16.0 1.94 (WY) 1994 1997 1997 1997 1996 1995 1997 1996 1998 1995 1995 1995 MIN .11 .45 .69 .82 .95 5.85 16.2 20.5 3.67 .81 .025 .008 (WY) 1993 1996 1995 1992 1994 1994 1998 1992 1992 1994 1992 1992 SUMMARY STATISTICS FOR 1997 CALENDAR YEAR FOR 1998 WATER YEAR WATER YEARS 1992 - 1998 ANNUAL TOTAL 7130.94 8207.13 ANNUAL MEAN 19.5 22.5 18.3 HIGHEST ANNUAL MEAN 29.0 1995 LOWEST ANNUAL MEAN 5.56 1992 HIGHEST DAILY MEAN 720 Jan 2 166 Jun 7 720 Jan 2 1997 LOWEST DAILY MEAN .21 Sep 1 .31 Oct 1 .00 Aug 21 1992 ANNUAL SEVEN-DAY MINIMUM .25 Sep 8 .33 Oct 1 .00 Sep 9 1992 INSTANTANEOUS PEAK FLOW 222 Jun 21 1220 Jan 1 1997 INSTANTANEOUS PEAK STAGE 5.33 Jun 21 8.85 Jan 1 1997 ANNUAL RUNOFF (AC-FT) 14140 16280 13230 10 PERCENT EXCEEDS 53 88 57 50 PERCENT EXCEEDS 5.6 4.9 4.0 90 PERCENT EXCEEDS .34 .47 .33
10336674 WARD CREEK BELOW CONFLUENCE NEAR TAHOE CITY, CA-Continued - 1998 WY


                      10336674  WARD CREEK BELOW CONFLUENCE NEAR TAHOE CITY, CA-Continued

WATER-QUALITY RECORDS
PERIOD OF RECORD.-Water years 1993 to current year.
REMARKS.-In October 1992, 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 1997 TO SEPTEMBER 1998
                       DIS-                               NITRO-   NITRO-
                     CHARGE,   SPE-                        GEN,     GEN, 
                      INST.    CIFIC                     NO2+NO3  AMMONIA
                      CUBIC    CON-    TEMPER-  TEMPER-    DIS-     DIS- 
                       FEET    DUCT-    ATURE    ATURE    SOLVED   SOLVED
    DATE      TIME     PER     ANCE      AIR     WATER    (MG/L    (MG/L 
                      SECOND  (US/CM)  (DEG C)  (DEG C)   AS N)    AS N) 
                     (00061)  (00095)  (00020)  (00010)  (00631)  (00608)
OCT     
  09...       0945      .31     45      1.5      3.5      .013      .016 
  29...       1050      .40     45      4.0      4.0      .005      .006 
NOV     
  29...       1020     1.7      47       .0       .5      .016      .002 
DEC     
  31...       1005     1.2      41      7.0       .5      .002      .001 
JAN     
  17...       1300    31        22      4.0       .0      .034      .001 
FEB     
  25...       1235     4.0      39     -1.0      1.0      .022     <.001 
MAR     
  24...       1150    92        32      2.0       .0      .029      .005 
  30...       1250    12        36        --       --     .020     <.001 
APR     
  22...       1340    23        35     14.5      2.0      .030      .003 
  30...       1625    55        31     11.5      1.0      .031      .002 
MAY     
  15...       1225    23        36        --       --     .011      .002 
  25...       1705    68        30      -.5      1.0      .017      .002 
JUN     
  01...       1610    87        27     11.0      1.0      .021      .014 
  07...       1355   134        26     12.0      2.5      .023      .002 
  12...       1025    96        29     11.5      2.5      .014      .001 
  20...       0905   120        26     13.5      2.5      .017      .001 
  26...       1550   160        22     16.0      4.5      .012      .011 
JUL     
  02...       1640   121        22     18.0      6.0      .013      .001 
  13...       1100    56        26     21.5      7.0      .005      .002 
AUG     
  11...       1155     5.9      33     26.0     12.0      .005      .005 
SEP     
  18...       1125     1.1      43     13.5     10.5      .016     <.001 

             NITRO-            PHOS-    IRON,             SEDI- 
            GEN,AM-           PHORUS    BIO.              MENT, 
            MONIA +   PHOS-    ORTHO,   REACT-   SEDI-     DIS- 
            ORGANIC  PHORUS    DIS-      IVE     MENT,   CHARGE,
             TOTAL    TOTAL   SOLVED    TOTAL    SUS-      SUS- 
    DATE     (MG/L    (MG/L   (MG/L    (UG/L     PENDED   PENDED
             AS N)    AS P)   AS P)     AS FE)   (MG/L)  (T/DAY)
            (00625)  (00665)  (00671)  (46568)  (80154)  (80155)
OCT     
  09...      .07      .033     .008       48      <1        --  
  29...      .06      .012     .004       28       3       0.01 
NOV     
  29...      .009     .009     .004       24       1      <0.01 
DEC     
  31...      .05      .010     .003       33       2        .01 
JAN     
  17...      .16      .031     .007      153      23       1.9  
FEB     
  25...      .03      .013     .004       19       1        .01 
MAR     
  24...      .12      .037     .006      252      34       8.4  
  30...      .04      .026     .003       18       2        .06 
APR     
  22...      .05      .012     .003       27       2        .12 
  30...      .06      .014     .004      128      11       1.6  
MAY     
  15...      .003     .012     .002       21      <1        --  
  25...      .04      .023     .003       37       1        .18 
JUN     
  01...      .09      .040     .003      401      31       7.3  
  07...      .06      .041     .005      216      24       8.7  
  12...      .03      .019     .004       45       5       1.3  
  20...      .05      .021     .005       67       8       2.6  
  26...      .05      .034     .005      177      17       7.3  
JUL     
  02...      .08      .033     .001      174      16       5.2  
  13...      .04      .047     .004       55       4        .60 
AUG     
  11...      .05      .027     .005       41       1        .02 
SEP     
  18...      .04      .011     .004       57       2        .01 

   
   


1998 California Hydrologic Data Report Index
USGS Water Resources of California

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Last modified: Wed Aug 4 09:40:26 PDT 1999