Station list     Available data
ROCK RIVER BASIN


05438283                         PISCASAW CREEK NEAR WALWORTH, WI



LOCATION.--Lat 42°31'18", long 88°39'39", in NE 1/4 NE 1/4 sec.25, T.1 N., R.15 E., Walworth County, Hydrologic Unit 07090006, on right bank 0.9 mi upstream from County Trunk Highway B bridge, 3.2 mi southwest of Walworth.

DRAINAGE AREA.--9.58 mi2.

PERIOD OF RECORD.--September 1992 to current year.

GAGE.--Water-stage recorder. Elevation of gage is 935 ft above sea level, from topographic map.

REMARKS.--No estimated daily discharges. Records are fair. Gage-height telemeter at station.
DISCHARGE, IN 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 1.2 1.5   1.2   .89 1.0   1.2 3.5 3.1 2.1 3.9 2.1 1.5
2 1.3 1.5   1.2   .93 1.4   1.2 2.9 3.3 2.2 3.3 2.0 1.4
3 1.2 1.4   1.2   1.6   1.3   1.2 2.7 3.6 2.3 4.4 2.0 1.5
4 1.1 1.3   1.2   1.9   1.3   1.2 2.4 3.2 2.3 8.4 2.1 1.5
5 1.1 1.4   1.2   2.4   1.2   1.1 2.2 3.1 2.1 4.2 2.2 1.4
 
6 1.0 1.4   1.1   2.6   1.1   1.1 2.2 3.1 2.3 3.5 2.1 1.4
7 1.1 1.4   1.1   2.7   1.1   1.1 2.3 13    2.3 3.5 2.0 1.5
8 1.3 1.3   1.0   2.2   1.1   1.4 2.6 11    2.3 3.5 1.9 1.5
9 1.4 1.2   .99 1.9   .99 1.7 3.2 5.2 2.3 3.1 1.8 1.5
10 1.3 1.2   .99 1.5   .99 1.5 3.1 4.0 2.3 2.9 1.8 1.5
 
11 1.2 1.2   .99 1.5   1.7   1.4 2.6 3.5 2.6 2.8 1.8 1.5
12 1.3 1.2   .99 1.5   2.2   1.4 2.4 3.2 2.9 2.7 1.6 1.5
13 1.5 1.2   .99 1.4   1.8   1.4 2.4 3.0 3.6 2.6 1.5 1.5
14 1.4 1.2   .99 1.4   1.5   1.3 2.3 2.6 2.8 2.5 1.5 1.8
15 1.4 1.2   .99 1.3   1.4   1.2 2.3 2.5 2.7 2.5 1.5 2.1
 
16 1.4 1.2   .99 1.2   1.4   1.2 2.9 2.5 2.5 2.5 1.5 1.9
17 1.3 1.2   .99 1.2   1.4   1.3 2.8 2.5 2.3 2.4 1.5 1.8
18 1.4 1.2   .89 1.2   1.3   1.5 2.6 2.3 3.6 2.4 1.5 1.7
19 1.4 1.2   .89 1.2   1.2   1.5 2.6 2.3 4.4 2.4 1.5 1.7
20 1.3 1.1   .89 1.2   1.2   1.6 2.5 2.4 2.8 2.4 1.5 1.7
 
21 1.2 1.1   .89 1.2   1.2   1.5 2.9 2.4 2.6 2.9 1.5 1.6
22 1.1 1.1   .89 1.1   1.1   1.5 3.3 2.3 2.4 2.5 1.5 1.5
23 1.1 .99 .89 .99 1.1   1.4 3.2 2.1 2.3 2.5 1.6 1.5
24 1.1 .99 .89 .99 1.1   1.6 3.1 2.1 2.1 2.4 1.7 1.5
25 1.1 .98 .89 .99 1.1   2.0 3.1 2.0 36    2.3 1.7 1.5
 
26 1.2 .99 .89 .99 1.3   2.0 3.2 1.8 98    2.3 1.5 1.5
27 1.4 1.0   .89 .99 1.3   2.0 3.1 1.8 6.3 2.3 1.5 1.5
28 1.4 .99 .89 .99 1.2   2.0 3.1 2.1 59    2.3 1.6 1.5
29 1.4 1.0   .89 .99 ---      2.0 3.1 2.3 7.0 2.2 1.6 1.5
30 1.3 1.2   .88 .99 ---      1.8 3.1 2.1 5.1 2.2 1.5 1.5
 
31 1.4 ---      .89 .90 ---      3.4 ---    2.2 ---    2.2 1.5 ---   

TOTAL 39.3 35.84 30.56 42.84 35.98 47.7 83.7 102.6 273.5 92.0 52.6 47.0
MEAN 1.27 1.19 .99 1.38 1.28 1.54 2.79 3.31 9.12 2.97 1.70 1.57
MAX 1.5 1.5 1.2 2.7 2.2 3.4 3.5 13 98 8.4 2.2 2.1
MIN 1.0 .98 .88 .89 .99 1.1 2.2 1.8 2.1 2.2 1.5 1.4
CFSM .13 .12 .10 .14 .13 .16 .29 .35 .95 .31 .18 .16
IN. .15 .14 .12 .17 .14 .19 .33 .40 1.06 .36 .20 .18


STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1992 - 1998, BY WATER YEAR (WY)
MEAN 1.81 1.79 1.86 2.18 5.38 4.51 3.64 2.65 7.50 2.69 1.92 1.92
MAX 3.68 3.29 4.54 5.85 13.1 12.0 12.4 4.40 15.0 6.22 4.27 4.48
(WY) 1994 1993 1993 1993 1997 1993 1993 1993 1993 1993 1993 1993
MIN 1.24 1.08 .99 1.16 1.23 .69 1.00 1.95 1.38 1.07 1.02 .89
(WY) 1996 1997 1998 1996 1995 1996 1996 1995 1995 1995 1995 1995

SUMMARY STATISTICS FOR 1997 CALENDAR YEAR FOR 1998 WATER YEAR WATER YEARS 1992 - 1998
ANNUAL TOTAL 1049.73     883.62
ANNUAL MEAN 2.88     2.42 3.12
HIGHEST ANNUAL MEAN 6.41 1993
LOWEST ANNUAL MEAN 1.32 1995
HIGHEST DAILY MEAN 251  Feb     21 98          Jun 26 251      Feb 21 1997
LOWEST DAILY MEAN .74 Jan     19,20,28 .88     Dec 30 .58 Mar 10,11 1996
ANNUAL SEVEN-DAY MINIMUM .79 Jan     26 .89     Dec 24 .62 Mar 9 1996
INSTANTANEOUS PEAK FLOW 433          Jun 25 544      Jun 17 1996
INSTANTANEOUS PEAK STAGE 8.99     Jun 25 10.05 Jun 30 1993
INSTANTANEOUS LOW FLOW .80     Dec 30 .58 (a)Mar 9 1996
ANNUAL RUNOFF (CFSM) .30     .25 .33
ANNUAL RUNOFF (INCHES) 4.08     3.43 4.43
10 PERCENT EXCEEDS 2.4       3.1   4.4  
50 PERCENT EXCEEDS 1.4       1.5   1.7  
90 PERCENT EXCEEDS .89     .99 .94
(a) Also occurred Mar. 10-12, 1996


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data