11519500 SCOTT RIVER NEAR FORT JONES, CA

LOCATION.-Lat 41°38'27", long 123°00'50", in NE 1/4 NE 1/4 sec.29, T.44 N., R.10 W., Siskiyou County, Hydrologic Unit 18010208, on right bank 1.8 mi 
upstream from Snow Creek and 9.0 mi west of Fort Jones. 
DRAINAGE AREA.-653 mi2. 
PERIOD OF RECORD.-October 1941 to current year. Monthly discharge only October to December 1941, published in WSP 1315-B. 
  CHEMICAL DATA: Water years 1959-79. 
  SEDIMENT DATA: Water years 1955-56. 
REVISED RECORDS.-WSP 1445: 1942-43(M), 1946(M), 1948. WSP 1715: 1951-52(M). WSP 1929: Drainage area. 
GAGE.-Water-stage recorder and crest-stage gage. Datum of gage is 2,623.80 ft above sea level (levels by U.S. Army Corps of Engineers). Prior to Oct. 1, 1966, 
water-stage recorder 400 ft downstream at datum 2.00 ft higher. 
REMARKS.-Records excellent. Diversions for irrigation of about 30,000 acres upstream from station. See schematic diagram of Klamath River and Trinity River 
Basins. 
EXTREMES FOR PERIOD OF RECORD.-Maximum discharge, 54,600 ft3/s, Dec. 22, 1964, gage height, 25.34 ft, from floodmarks, from rating curve extended 
above 15,000 ft3/s on basis of slope-area measurement at 21.40 ft, site and datum then in use; minimum daily, 4.1 ft3/s, Sept. 20, 1994. 
EXTREMES FOR CURRENT YEAR.-Peak discharges greater than base discharge of 2,700 ft3/s, or maximim: 
  			Discharge	Gage height			Discharge	Gage height
  	Date	Time	(ft3/s)	(ft)	Date	Time	(ft3/s)	(ft)
  	Jan. 17	1215	8,500	14.12	Mar. 24	0230	14,900	17.28
  	Feb. 7	0045	3,310	10.19	May 8	1245	3,270	10.21

                  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        44      216      253      218     1550     1250     1790     2430     1500     1170      291       61
  2        45      177      234      270     1630     1360     1660     2940     1850     1100      275       59
  3        46      151      220      302     2260     1420     1630     2550     2030     1100      252       57
  4        48      137      211      329     2330     1360     1660     2210     2070     1050      219       56
  5        49      129      211      323     1890     1280     1610     2260     2090     1010      199       56
 
  6        52      127      210      299     2200     1200     1490     2070     2110      987      183       56
  7        53      130      227      291     2760     1120     1380     2280     2180      960      168       57
  8        56      137      293      285     2410     1060     1320     2970     2320      963      156       59
  9        61      135      267      284     1820     1000     1300     2730     2180      917      144       63
 10        75      132      238      285     1590      959     1300     2160     2270      861      137       66
 
 11        85      135      221      351     1450      941     1300     1900     2390      784      125       67
 12        87      129      213      688     1440      989     1220     1760     2140      697      115       68
 13        87      127      207     1130     1540     1750     1180     1610     2240      666      106       69
 14        87      125      207      998     1580     1790     1110     1500     2160      623      100       70
 15        88      125      205     1580     1610     1630     1060     1390     2060      581       93       71
 
 16        90      129      212     2280     1410     1940     1010     1320     2000      541       85       72
 17        93      146      292     7120     1300     2120      975     1220     1730      510       81       72
 18        96      155      345     4340     1200     1890      961     1130     1650      499       77       72
 19        97      165      304     4050     1270     1710      983     1100     1680      482       76       72
 20        97      184      286     2480     1310     1700     1040     1220     1560      462       74       71
 
 21        97      170      276     1900     1770     1820     1150     1200     1540      435       74       73
 22        96      159      257     1610     2070     4810     1400     1120     1610      420       72       72
 23        93      163      238     1490     1630    11700     1750     1120     1580      442       72       73
 24        91      231      228     1390     1510    11000     1830     1240     1490      503       73       74
 25        93      314      223     1340     1400     5670     1620     1580     1460      522       71       74
 
 26        94      294      212     1820     1310     3950     1450     1450     1320      482       68       75
 27        94      319      203     2280     1240     3160     1440     1330     1180      417       65       74
 28        94      283      200     1890     1220     2670     1620     1340     1120      389       63       76
 29        95      258      198     2000      ---     2310     1910     1660     1160      354       62       79
 30        98      267      200     1890      ---     2070     2200     1420     1150      322       60       81
 31       162      ---      204     1600      ---     1930      ---     1370      ---      309       61      ---
 
TOTAL    2543     5349     7295    47113    46700    79559    42349    53580    53820    20558     3697     2045
MEAN     82.0      178      235     1520     1668     2566     1412     1728     1794      663      119     68.2
MAX       162      319      345     7120     2760    11700     2200     2970     2390     1170      291       81
MIN        44      125      198      218     1200      941      961     1100     1120      309       60       56
AC-FT    5040    10610    14470    93450    92630   157800    84000   106300   106800    40780     7330     4060
 


STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1942 - 1998, BY WATER YEAR (WY)                                 
 
          OCT      NOV      DEC      JAN      FEB      MAR      APR      MAY      JUN      JUL      AUG      SEP
 
MEAN      111      338      822     1081     1169     1052     1027     1147      721      192     65.2     55.1
MAX       941     1628     5003     4417     4793     2825     2217     2426     1801      769      269      228
(WY)     1963     1974     1965     1974     1958     1972     1952     1958     1975     1983     1983     1983
MIN      9.58     10.7     52.7     80.9     99.0     83.3     55.1      121     78.0     12.8     5.82     4.75
(WY)     1995     1995     1995     1977     1977     1977     1977     1977     1992     1994     1994     1994
 
SUMMARY STATISTICS           FOR 1997 CALENDAR YEAR        FOR 1998 WATER YEAR           WATER YEARS 1942 - 1998
 
ANNUAL TOTAL                      245023                     364608                                             
ANNUAL MEAN                          671                        999                        646                  
HIGHEST ANNUAL MEAN                                                                       1496              1974
LOWEST ANNUAL MEAN                                                                          74.9            1977
  HIGHEST DAILY MEAN                 27400     Jan  1           11700     Mar 23           39500       Dec 23 1964
  LOWEST DAILY MEAN                     21     Aug 19              44     Oct  1               4.1     Sep 20 1994
  ANNUAL SEVEN-DAY MINIMUM              21     Aug 17              48     Oct  1               4.3     Sep 15 1994
  INSTANTANEOUS PEAK FLOW                                       14900     Mar 24           54600       Dec 22 1964
  INSTANTANEOUS PEAK STAGE                                         17.28  Mar 24              25.34    Dec 22 1964
ANNUAL RUNOFF (AC-FT)             486000                     723200                     467800                  
10 PERCENT EXCEEDS                  1210                       2150                       1560                  
50 PERCENT EXCEEDS                   234                        666                        307                  
90 PERCENT EXCEEDS                    33                         72                         46