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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 05489400 South Avery Creek at Chillicothe, IA
Wapello County, Iowa
Hydrologic Unit Code 07100009
Latitude  41°05'00", Longitude  92°32'00" NAD27
Drainage area 51.60  square miles
Output formats
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Meas.
Number		   Date       Time Time
Datum		 Measurement
Used?		   Who Measuring
Agency		 Stream
flow
(ft3/s)		 Gage
Height
(ft)		 GH
Change
(ft)		 Meas.
Duration
(hr)		 Meas.
Rated		   Control Flow
Adjust.
Code 		 Channel
Number		 Channel
Name		 Meas.
type 		 Stream
flow
method 		 Velocity
method 		 Channel
flow
(ft3/s)		 Channel
width
(ft)		 Channel
area
(ft2)		 Channel
vel.
(ft/s)		 Channel
stability 		 Channel
material 		 Channel
evenness 		 Long.
vel.
desc. 		 Horz.
vel.
desc. 		 Vert.
vel.
desc. 		 Channel
loc.
code 		 Channel
loc.
dist.(ft)
171977-07-06 15:00CDTYesREHUSGS0.00-18.42 Unspecified NONE1Imported Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
161976-10-12 09:55CDTYesJLRUSGS0.06-17.86 Unspecified NONE1Imported Channel 1OTHRQFLUM 0.06 UNSPUNSPUNSPunknUNSPUNSPUNSP
151975-09-30 08:05CDTYesMAMUSGS4.26 Good NONE1Imported Channel 1WADEunspeunkno4.262.105.860.73UNSPUNSPUNSPunknUNSPUNSPUNSP
141974-09-24 07:45CDTYesMAMUSGS0.14-21.34 Good NONE1Imported Channel 1OTHRQFLUM 0.14 UNSPUNSPUNSPunknUNSPUNSPUNSP
131971-08-25 15:20CDTYesTJSUSGS0.00-21.69 Unspecified NONE1Imported Channel 1OTHRQFLUM 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
121970-07-14 09:10CDTYesDASUSGS0.18-22.980.000.20Good NONE1Imported Channel 1WADEunspeunkno0.183.000.270.67UNSPUNSPUNSPunknUNSPUNSPUNSP
111968-06-20 10:20CSTYesVEMUSGS0.00-21.39 Unspecified NONE1Imported Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
101966-11-03 12:30CSTYesDJGUSGS0.00-20.85 Unspecified NONE1Imported Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
91966-08-17 15:30CSTYesDJGUSGS0.00-20.78 Unspecified NONE1Imported Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
81964-10-14 -- ----YesDERUSGS0.02-20.95 Unspecified NONE1Imported Channel 1OTHRother 0.02 UNSPUNSPUNSPunknUNSPUNSPUNSP
71963-11-04 10:45CSTYesCJSUSGS0.16-20.930.000.20FairDebrisLightNONE1Imported Channel 1WADEunspeunkno0.161.600.360.44UNSPUNSPUNSPunknUNSPUNSPUNSP
61961-09-07 14:30CSTYesDERUSGS0.16-21.660.000.20Poor NONE1Imported Channel 1WADEunspeunkno0.161.500.160.99UNSPUNSPUNSPunknUNSPUNSPUNSP
51960-09-09 08:15CSTYesDJGUSGS0.07-23.290.00 Unspecified NONE1Imported Channel 1WADEunspeunkno0.071.250.120.62UNSPUNSPUNSPunknUNSPUNSPUNSP
41959-08-25 14:15CSTYesDERUSGS2.02-22.870.000.20Unspecified NONE1Imported Channel 1WADEunspeunkno2.026.001.341.51UNSPUNSPUNSPunknUNSPUNSPUNSP
31958-10-22 14:05CSTYesDERUSGS2.16-21.760.000.20Unspecified NONE1Imported Channel 1WADEunspeunkno2.168.003.300.65UNSPUNSPUNSPunknUNSPUNSPUNSP
21958-03-27 -- ----YesSJMUSGS0.00-21.14 Unspecified NONE1Imported Channel 1UNSPother 0.00 UNSPUNSPUNSPunknUNSPUNSPUNSP
11957-09-18 13:00CSTYesAECUSGS0.01-21.180.000.10FairClearNONE1Imported Channel 1WADEunspeunkno0.011.400.100.10UNSPUNSPUNSPunknUNSPUNSPUNSP