PROJ00079

• Contract/PO #: FS0012X
• Contractor Name: New Castle, Town of
• Contract Type: Loan
• Water District: 0
• County: Garfield
• Loan Projects - Doc Type: Feasibility Study

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1&0 COLORADO RIVER BASIN
I 090&6970 EAST ELK CREEK ABOVE BOILER CREEK, NEAR NEW CASTLE. CO
LOCATION.--Lat 39.40'05", long 107.31'28". Garfield County. Hydrologic Unit 14010005. on left bank 45 ft downstreal
I fro. Forest Service footbridge. and 6 liles northeast of New Castle.
DRAINAGE AREA.--23.4 Ii'.
PERIOD OF RECORD.--October 1990 to Septeaber 1991.
I GAGE.--Water-stage recorder. Elevation of gage is 6.800.0 ft above National Geodetic Vertical DatuI of 1929, frol
topo9raphic up.
REHARKS.--Estilated daily discharges: Oct. 1 to Feb. 22, May 30 to June 5, and Sept. 16-30. Records fair except
for estllated daily dlscharges.'which are poor. Several leasurelents of specific conductance and water
I telperature were obtained and are published elsewhere In this report.
EXTREMES FOR PERIOD OF RECORD.--Maxilul discharge. .527 ftl/s, June 8, 1991, 9age height. 5.21 ft; IlnllUI daily,
3.9 ftl/s. Feb. 14. 1991.
I EXTREMES FOR CURRENT YEAR.--Maxllul discharge. 527 ftlls at 2100 June &. gage height. 5.21 ft; linilUI daily,
3.9 ftl/s. Feb. 14.
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DISCHARGE, CU&IC FEET PER SECOND. WATER YEAR OCTOBER 1990 TO SEPTEMBER 1991
I DAILY MEAN VALUES
DAY OCT NOV DEC JAN FE& HAR APR HAY JUN JUL AUG SEP
1 6.0 5.6 4.6 4.4 4.3 4.0 4.9 10 240 67 20 16
2 6.2 5.8 4.6 4.5 4.4 4.3 5.5 11 270 62 21 17
I 3 6.2 5.9 4.3 4.7 4.2 4.4 6.0 11 250 57 22 16
4 6.3 6.0 4.2 4.8 4.1 4.4 6.4 11 230 55 21 .15
5 6.2 5.8 4.3 4.9 4.2 4.& 7.9 11 230 52 20 15
6 5.& 5.8 4.6 4.9 4.2 5.0 11 11 307 47 19 15
I 7 6.0 5.8 4.6 4.8 4.3 5.2 14 13 375 44 18 16
8 6.2 5.4 4.5 4.7 4.3 4.9 12 20 428 44 16 19
9 6.6 5.4 4.5 4.7 4.2 4.& 11 32 437 43 15 17
10 6.4 5.4 4.7 4.5 4.2 5.3 11 45 419 39 15 15
I 11 6.4 5.2 4.8 4.4 4.2 5.3 9.8 55 365 36 14 16
12 6.2 5.2 4.7 4.3 4.2 4.7 9.1 57 333 31 13 16
13 6.0 5.2 4.7 4.3 4.1 4.6 8.5 . 62 338 29 14 16
14 5.6 5.2 4.6 4.3 3.9 4.8 8.2 77 398 2B 14 15
15 5.6 5.2 4.5 4.3 4.1 4.8 8.2 75 371 26 16 15
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16 5.4 5.2 4.7 4.3 4.0 4.8 8.5 56 328 25 17 14
17 5.4 5.2 4.9 4.3 4.2 4.5 9.5 59 277 25 16 13 . .
18 5.4 5.2 4.8 4.4 4.1 4.1 9.9 93 232 27 16 12
19 5.6 5.2 4.7 4.3 4.0 4.0 9.6 140 198 31 17 12
20 6.0 5.4 4.6 4.4 4.0 4.0 9.8 174 184 29 17 12
I 21 6.2 5.2 4.7 4.4 4.0 4.0 11 185 167 28 16 12
22 6.0 5.0 4.4 4.2 4;0 4.0 11 179 149 26 16 12
23 5.8 4.8 4.1 4.1 4.0 4.0 11 188 135 26 16 12
24 5.8 4.9 4.4 4.3 4.0 4.3 11 179 122 24 17 12
I 25 5.8 5.0 4.7 4.3 4.0 4.8 11 1&3 112 23 17 11
26 5.8 5.0 4.7 4.4 4.0 4.8 12 214 101 24 17 11
27 5.6 5.2 4.8 4.3 4.0 4.8 11 238 91 23 16 10
28 5.6 4.7 4.9 4.2 4.0 4.7 10 253 80 22 17 10
I 29 5.6 4.5 5.0 4.2 4.6 9.9 248 76 22 17 10
30 5.6 4.5 4.8 4.2 4.5 9.9 250 72 21 17 10
31 5.4 4.5 4.3 4.8 250 21 17
TOTAL 182.7 157.9 142.9 137.1 115.2 142.0 288.6 3390 7315 1057 524 412
I MEAN 5.89 5.26 4.61 4.42 4.11 4.58 9.62 109 244 34.1 16.9 13.7
HAX 6.6 6.0 5.0 4.9 4.4 5.3 14 253 437 67 22 19
MIN 5.4 4.5 4.1 4.1 3.9 4.0 4.9 10 72 21 13 10
AC-Ff 362 313 283 272 228 282 572 6720 14510 2100 1040 817
WTR YR 1991 TOTAL 13861\ .4 MEAN 38.0 MAX 437 MIN 3.9 AC-FT 27500
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