DWR_2669031

• Title: STREAM FLOW DATA FOR COLORADO
• Year: 1994
• Document Type - Publications and Reports: Streamflow Report

49

PLATTE RIVER BASIN

ST. VRAIN SUPPLY CANAL NEAR LYONS, CO

LOCATION.--Lat 40°13'05", long 105°15'35", NE¼NW¼ sec. 20, T.3 N., R.70 W., Boulder County.

DRAINAGE AREA.--N/A

GAGE.--Graphic A-35 water-stage recorder in a 36-inch galvanized shelter at 15' Parshall Flume.

REMARKS.--Record is complete and reliable except for the following period: Nov. 1, 1993-Apr. 3, 1994 when
station was closed for the winter. Record is good. Station maintained by NCWCD. Record developed
by Fred Renner.

RATING TABLE.--SVSLYOCO05 USED FROM 01-OCT-1993 TO 30-SEP-1994

DISCHARGE, IN CFS, WATER YEAR OCTOBER 1993 TO SEPTEMBER 1994
MEAN VALUES

DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP

1 13 0.0 0.0 0.0 0.0 0.0 0.0 6.0 238 366 408 184
2 14 0.0 0.0 0.0 0.0 0.0 0.0 6.0 279 400 398 188
3 14 0.0 0.0 0.0 0.0 0.0 0.0 6.4 284 396 394 174
4 20 0.0 0.0 0.0 0.0 0.0 0.0 6.8 282 400 402 164
5 25 0.0 0.0 0.0 0.0 0.0 0.0 6.8 280 406 400 162
6 25 0.0 0.0 0.0 0.0 0.0 0.0 7.2 280 408 388 168
7 27 0.0 0.0 0.0 0.0 0.0 0.0 9.0 279 420 383 150
8 28 0.0 0.0 0.0 0.0 0.0 0.0 8.1 277 432 371 135
9 28 0.0 0.0 0.0 0.0 0.0 0.0 8.1 224 434 366 135
10 28 0.0 0.0 0.0 0.0 0.0 0.0 8.6 179 424 375 133
11 27 0.0 0.0 0.0 0.0 0.0 0.0 64 168 436 373 133
12 27 0.0 0.0 0.0 0.0 0.0 0.0 112 153 450 348 132
13 27 0.0 0.0 0.0 0.0 0.0 0.0 111 171 448 337 132
14 27 0.0 0.0 0.0 0.0 0.0 0.0 110 195 440 333 105
15 28 0.0 0.0 0.0 0.0 0.0 0.0 110 249 422 313 66
16 30 0.0 0.0 0.0 0.0 0.0 0.0 109 293 410 293 54
17 32 0.0 0.0 0.0 0.0 0.0 0.0 109 293 410 263 56
18 24 0.0 0.0 0.0 0.0 0.0 0.0 103 293 406 236 59
19 11 0.0 0.0 0.0 0.0 0.0 16 156 298 408 228 59
20 14 0.0 0.0 0.0 0.0 0.0 11 204 300 390 230 60
21 14 0.0 0.0 0.0 0.0 0.0 7.7 201 270 385 230 56
22 13 0.0 0.0 0.0 0.0 0.0 7.2 196 249 381 226 57
23 13 0.0 0.0 0.0 0.0 0.0 6.4 216 247 383 208 60
24 14 0.0 0.0 0.0 0.0 0.0 6.4 235 224 385 199 60
25 14 0.0 0.0 0.0 0.0 0.0 7.2 224 212 402 177 60
26 15 0.0 0.0 0.0 0.0 0.0 6.8 216 212 396 196 60
27 14 0.0 0.0 0.0 0.0 0.0 6.4 230 231 402 223 43
28 15 0.0 0.0 0.0 0.0 0.0 6.0 178 243 410 228 28
29 15 0.0 0.0 0.0 --- 0.0 6.4 147 264 410 230 30
30 20 0.0 0.0 0.0 --- 0.0 6.0 156 304 412 236 32
31 13 --- 0.0 0.0 --- 0.0 --- 164 --- 412 204 ---

TOTAL 629 0.0 0.0 0.0 0.0 0.0 93.5 3424.0 7471 12684 9196 2935
MEAN 20.3 0.0 0.0 0.0 0.0 0.0 3.12 110 249 409 297 97.8
AC-FT 1250 0.0 0.0 0.0 0.0 0.0 185 6790 14820 25160 18240 5820
MAX 32 0.0 0.0 0.0 0.0 0.0 16 235 304 450 408 188
MIN 11 0.0 0.0 0.0 0.0 0.0 0.0 6.0 153 366 177 28

CAL YR 1993 TOTAL 23696.4 MEAN 64.9 MAX 462 MIN 0.00 AC-FT 47000
WTR YR 1994 TOTAL 36432.5 MEAN 99.8 MAX 450 MIN 0.00 AC-FT 72260

MAX DISCH 508 CFS AT 2230 10-AUG-1994 GH 3.75 FT. SHIFT 0.00 FT. MAX GH 3.75 FT. AT 2230 10-AUG-1994

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