Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

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 02231250 LITTLE ST. MARYS RIVER NR HILLIARD, FLA.
Nassau County, Florida
Hydrologic Unit Code 03070204
Latitude  30°43'55", Longitude  81°53'35" NAD27
Drainage area 19.80  square miles
Output formats
HTML table with channel data
HTML table without channel data
Tab-separated data with channel data
Tab-separated data without channel data
Graph of data
Reselect output format
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)
341987-03-30 -- ----YesMJSUSGS19713.020.081.00GoodClearNONE1Imported Channel 1CRANunspeunkno1971254520.44UNSPUNSPUNSPunknUNSPUNSPUNSP
331980-03-14 12:40ESTYesMSUSGS20013.07-0.020.60Good NONE1Imported Channel 1CRANunspeunkno2001154150.48UNSPUNSPUNSPunknUNSPUNSPUNSP
321979-09-13 14:25ESTYesCCUSGS86.612.340.001.00Fair NONE1Imported Channel 1BRUSunspeunkno86.61093330.26UNSPUNSPUNSPunknUNSPUNSPUNSP
311975-04-11 14:45ESTYesKBUSGS67114.310.050.90FairDebrisLightNONE1Imported Channel 1CRANunspeunkno6711446760.96UNSPUNSPUNSPunknUNSPUNSPUNSP
301973-06-14 11:30ESTYesDFUSGS12012.550.001.00Poor NONE1Imported Channel 1CRANunspeunkno1201404460.27UNSPUNSPUNSPunknUNSPUNSPUNSP
291971-05-21 11:45ESTYesDCCUSGS0.1610.640.000.50Unspecified NONE1Imported Channel 1WADEunspeunkno0.169.002.840.06UNSPUNSPUNSPunknUNSPUNSPUNSP
281971-02-08 14:45ESTYesDCCUSGS26813.140.090.80FairDebrisLightNONE1Imported Channel 1CRANunspeunkno2681375180.52UNSPUNSPUNSPunknUNSPUNSPUNSP
271970-01-07 15:20ESTYesDCCUSGS27113.39-0.021.00FairDebrisLightNONE1Imported Channel 1CRANunspeunkno2711435450.50UNSPUNSPUNSPunknUNSPUNSPUNSP
261967-08-14 12:05ESTYesDCCUSGS30513.59-0.041.20FairDebrisLightNONE1Imported Channel 1CRANunspeunkno3051425870.52UNSPUNSPUNSPunknUNSPUNSPUNSP
251967-06-26 11:35ESTYesDCCUSGS43.811.820.011.40FairDebrisModerateNONE1Imported Channel 1CRANunspeunkno43.81293250.13UNSPUNSPUNSPunknUNSPUNSPUNSP
241967-03-27 12:05ESTYesDCCUSGS1.4310.830.000.30PoorDebrisModerateNONE1Imported Channel 1WADEunspeunkno1.4316.08.220.00UNSPUNSPUNSPunknUNSPUNSPUNSP
231967-02-14 10:35ESTYesDCCUSGS31113.64-0.041.00FairDebrisLightNONE1Imported Channel 1CRANunspeunkno3111425620.55UNSPUNSPUNSPunknUNSPUNSPUNSP
221967-01-04 15:10ESTYesDLCUSGS28513.503.021.20Good NONE1Imported Channel 1CRANunspeunkno2851435580.51UNSPUNSPUNSPunknUNSPUNSPUNSP
211966-09-29 12:40ESTYesDLCUSGS91.212.240.031.30Poor NONE1Imported Channel 1CRANunspeunkno91.21343590.25UNSPUNSPUNSPunknUNSPUNSPUNSP
201966-08-24 10:35ESTYesPWPUSGS7.2611.08-0.010.80PoorDebrisModerateNONE1Imported Channel 1WADEunspeunkno7.26 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
191966-07-20 08:55ESTYesWLFUSGS23.411.50-0.011.10PoorDebrisHeavyNONE1Imported Channel 1WADEunspeunkno23.4 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
181966-06-15 11:15ESTYesDCCUSGS17.711.52-0.010.70PoorDebrisLightNONE1Imported Channel 1CRANunspeunkno17.71223070.06UNSPUNSPUNSPunknUNSPUNSPUNSP
171966-04-07 11:15ESTYesWLFUSGS26.311.52-0.011.40PoorClearNONE1Imported Channel 1WADEunspeunkno26.3 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
161966-02-16 12:00ESTYesLELUSGS16.711.42-0.011.40Poor NONE1Imported Channel 1WADEunspeunkno16.7 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
151966-01-05 12:30ESTYesLELUSGS9.7411.190.001.00FairDebrisModerateNONE1Imported Channel 1WADEunspeunkno9.74 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
141965-11-24 11:10ESTYesPEMUSGS10.011.200.001.20Fair NONE1Imported Channel 1WADEunspeunkno10.0 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
131965-10-01 11:50ESTYesLELUSGS17812.95-0.021.50Good NONE1Imported Channel 1CRANunspeunkno1781354330.41UNSPUNSPUNSPunknUNSPUNSPUNSP
121965-08-19 10:00ESTYesLELUSGS34.411.66-0.010.90FairClearNONE1Imported Channel 1CRANunspeunkno34.41002450.14UNSPUNSPUNSPunknUNSPUNSPUNSP
111965-07-01 11:45ESTYesLELUSGS12.111.26-0.011.30PoorDebrisLightNONE1Imported Channel 1WADEunspeunkno12.165.041.10.29UNSPUNSPUNSPunknUNSPUNSPUNSP
101965-04-07 08:40ESTYesCJCUSGS7.3411.180.000.60Poor NONE1Imported Channel 1WADEunspeunkno7.34 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
91965-02-17 12:15ESTYesCJCUSGS64.812.17-0.010.90Fair NONE1Imported Channel 1CRANunspeunkno64.81343660.18UNSPUNSPUNSPunknUNSPUNSPUNSP
81965-01-27 09:00ESTYesWAUSGS9.1311.150.001.20PoorDebrisLightNONE1Imported Channel 1WADEunspeunkno9.13 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
71965-01-05 16:00ESTYesCJCUSGS14.711.510.000.70Poor NONE1Imported Channel 1WADEunspeunkno14.714520.90.70UNSPUNSPUNSPunknUNSPUNSPUNSP
61964-09-12 15:15ESTYesCJCUSGS55414.310.061.10Fair NONE1Imported Channel 1CRANunspeunkno5541446670.76UNSPUNSPUNSPunknUNSPUNSPUNSP
51964-08-31 14:25ESTYesCJCUSGS17112.90-0.041.20Fair NONE1Imported Channel 1CRANunspeunkno1711404820.35UNSPUNSPUNSPunknUNSPUNSPUNSP
41964-08-29 09:25ESTYesCJCUSGS81814.650.002.00Fair NONE1Imported Channel 1CRANunspeunkno8181447141.08UNSPUNSPUNSPunknUNSPUNSPUNSP
31963-07-23 07:55ESTYesCJCUSGS14212.74-0.011.00Fair NONE1Imported Channel 1CRANunspeunkno1421404490.32UNSPUNSPUNSPunknUNSPUNSPUNSP
21963-02-04 15:00ESTYesCJCUSGS18812.940.031.20Fair NONE1Imported Channel 1CRANunspeunkno1881404730.40UNSPUNSPUNSPunknUNSPUNSPUNSP
11962-08-02 06:45ESTYesCJCUSGS56.511.980.001.20Fair NONE1Imported Channel 1CRANunspeunkno56.51283350.17UNSPUNSPUNSPunknUNSPUNSPUNSP