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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 04043300 IRON RIVER NEAR BIG BAY, MI
Marquette County, Michigan
Hydrologic Unit Code 04020105
Latitude  46°48'45", Longitude  87°40'47" NAD27
Drainage area 94.2  square miles
Output formats
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Tab-separated data with channel data
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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)
361970-09-01 -- ----YesLANUSGS27.4 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno27.4 UNSPUNSPUNSPunknUNSPUNSPUNSP
351959-10-14 -- ----YesRLKUSGS71.1 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno71.1 UNSPUNSPUNSPunknUNSPUNSPUNSP
341959-06-11 -- ----YesRLKUSGS61.0 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno61.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
331959-05-13 -- ----YesRLKUSGS144 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno144 UNSPUNSPUNSPunknUNSPUNSPUNSP
321958-10-22 -- ----YesJLO/RLKUSGS51.5 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno51.5 UNSPUNSPUNSPunknUNSPUNSPUNSP
311958-07-23 -- ----YesLANUSGS89.8 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno89.8 UNSPUNSPUNSPunknUNSPUNSPUNSP
301958-04-22 -- ----YesJLO/RLKUSGS404 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno404 UNSPUNSPUNSPunknUNSPUNSPUNSP
291957-10-11 -- ----YesRLK/JLOUSGS38.7 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno38.7 UNSPUNSPUNSPunknUNSPUNSPUNSP
281957-07-25 -- ----YesLANUSGS59.4 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno59.4 UNSPUNSPUNSPunknUNSPUNSPUNSP
271957-05-09 -- ----YesJLO/RLKUSGS117 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno117 UNSPUNSPUNSPunknUNSPUNSPUNSP
261956-10-04 -- ----YesRLK/JLOUSGS49.7 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno49.7 UNSPUNSPUNSPunknUNSPUNSPUNSP
251956-07-25 -- ----YesJLOUSGS169 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno169 UNSPUNSPUNSPunknUNSPUNSPUNSP
241956-05-10 -- ----YesRLKUSGS291 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno291 UNSPUNSPUNSPunknUNSPUNSPUNSP
231955-10-17 -- ----YesRLKUSGS80.2 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno80.2 UNSPUNSPUNSPunknUNSPUNSPUNSP
221955-07-29 -- ----YesRLKUSGS52.3 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno52.3 UNSPUNSPUNSPunknUNSPUNSPUNSP
211955-05-03 -- ----YesRWLUSGS163 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno163 UNSPUNSPUNSPunknUNSPUNSPUNSP
201954-09-14 -- ----YesRLKUSGS58.9 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno58.9 UNSPUNSPUNSPunknUNSPUNSPUNSP
191954-05-14 -- ----YesLANUSGS380 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno380 UNSPUNSPUNSPunknUNSPUNSPUNSP
181953-10-12 -- ----YesLANUSGS64.3 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno64.3 UNSPUNSPUNSPunknUNSPUNSPUNSP
171953-07-27 -- ----YesLANUSGS88.3 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno88.3 UNSPUNSPUNSPunknUNSPUNSPUNSP
161953-05-15 -- ----YesFGSUSGS253 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno253 UNSPUNSPUNSPunknUNSPUNSPUNSP
15a1952-10-17 -- ----YesLANUSGS38.3 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno38.3 UNSPUNSPUNSPunknUNSPUNSPUNSP
151952-04-30 -- ----YesLANUSGS240 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno240 UNSPUNSPUNSPunknUNSPUNSPUNSP
141951-10-19 -- ----YesLANUSGS107 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno107 UNSPUNSPUNSPunknUNSPUNSPUNSP
131951-08-24 -- ----YesLANUSGS83.2 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno83.2 UNSPUNSPUNSPunknUNSPUNSPUNSP
121951-05-18 -- ----YesHLHUSGS272 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno272 UNSPUNSPUNSPunknUNSPUNSPUNSP
111950-10-23 -- ----YesSWWUSGS43.7 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno43.7 UNSPUNSPUNSPunknUNSPUNSPUNSP
101950-09-06 -- ----YesLANUSGS49.3 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno49.3 UNSPUNSPUNSPunknUNSPUNSPUNSP
91950-05-18 -- ----YesLANUSGS531 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno531 UNSPUNSPUNSPunknUNSPUNSPUNSP
81949-10-21 -- ----YesSWWUSGS56.4 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno56.4 UNSPUNSPUNSPunknUNSPUNSPUNSP
71949-04-29 -- ----YesLANUSGS174 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno174 UNSPUNSPUNSPunknUNSPUNSPUNSP
61948-10-27 -- ----YesSWWUSGS32.6 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno32.6 UNSPUNSPUNSPunknUNSPUNSPUNSP
51948-06-04 -- ----YesLANUSGS55.1 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno55.1 UNSPUNSPUNSPunknUNSPUNSPUNSP
41947-09-24 -- ----YesLANUSGS72.5 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno72.5 UNSPUNSPUNSPunknUNSPUNSPUNSP
31947-05-30 -- ----YesLANUSGS164 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno164 UNSPUNSPUNSPunknUNSPUNSPUNSP
21946-04-26 -- ----YesSWWUSGS89.8 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno89.8 UNSPUNSPUNSPunknUNSPUNSPUNSP
11945-05-18 -- ----YesLANUSGS79.5 Unspecified NONE1Imported Channel 1UNSPQSCMMunkno79.5 UNSPUNSPUNSPunknUNSPUNSPUNSP