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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 01552200 Loyalsock Creek at Montoursville, PA
Lycoming County, Pennsylvania
Hydrologic Unit Code 02050206
Latitude  41°14'22", Longitude  76°56'16" NAD27
Drainage area 503.00  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)
471945-11-21 13:10ESTYesHELUSGS192021.950.001.30Good NONE1Imported Channel 1CRANunspeunkno19201557232.66UNSPUNSPUNSPunknUNSPUNSPUNSP
461945-10-23 12:10ESTYesHELUSGS38424.600.000.70Good NONE1Imported Channel 1WADEunspeunkno3841601342.76UNSPUNSPUNSPunknUNSPUNSPUNSP
451945-09-27 23:00ESTYesJMSUSGS2470 Good NONE1Imported Channel 1CRANunspeunkno24701577173.44UNSPUNSPUNSPunknUNSPUNSPUNSP
441945-08-22 12:00ESTYesJMSUSGS126 Good NONE1Imported Channel 1WADEunspeunkno1262151500.84UNSPUNSPUNSPunknUNSPUNSPUNSP
431945-07-16 23:00ESTYesJMSUSGS136 Good NONE1Imported Channel 1WADEunspeunkno1362161570.87UNSPUNSPUNSPunknUNSPUNSPUNSP
421945-06-14 08:55ESTYesR/RUSGS71923.890.000.40Good NONE1Imported Channel 1CRANunspeunkno7191434761.51UNSPUNSPUNSPunknUNSPUNSPUNSP
411945-05-03 10:45ESTYesHUSGS177022.750.000.50Good NONE1Imported Channel 1CRANunspeunkno17701425992.97UNSPUNSPUNSPunknUNSPUNSPUNSP
401945-03-25 23:00ESTYesR/RUSGS1680 Good NONE1Imported Channel 1CRANunspeunkno16801415662.97UNSPUNSPUNSPunknUNSPUNSPUNSP
391945-03-04 14:00ESTYesH/LUSGS5700 -0.070.60GoodClearNONE1Imported Channel 1CRANunspeunkno570036016603.43UNSPUNSPUNSPunknUNSPUNSPUNSP
381945-02-19 11:15ESTYesH/RUSGS384 0.000.30Good NONE1Imported Channel 1WADEunspeunkno3841902361.63UNSPUNSPUNSPunknUNSPUNSPUNSP
371944-12-18 10:00ESTYesRWRUSGS550 0.000.50Unspecified NONE1Imported Channel 1UNSPother 550 UNSPUNSPUNSPunknUNSPUNSPUNSP
361944-11-11 06:55ESTYesRWRUSGS161 0.000.60Good NONE1Imported Channel 1WADEunspeunkno1611891451.11UNSPUNSPUNSPunknUNSPUNSPUNSP
351944-10-09 23:00ESTYesHUSGS118 Good NONE1Imported Channel 1WADEunspeunkno1181251700.70UNSPUNSPUNSPunknUNSPUNSPUNSP
341944-08-29 13:15ESTYesJMSUSGS56.1 Good NONE1Imported Channel 1WADEunspeunkno56.168.065.60.85UNSPUNSPUNSPunknUNSPUNSPUNSP
331944-07-17 23:00ESTYesHELUSGS156 UnspecifiedClearNONE1Imported Channel 1WADEunspeunkno15611374.42.10UNSPUNSPUNSPunknUNSPUNSPUNSP
321944-06-07 10:15ESTYesKUSGS42024.370.000.70GoodClearNONE1Imported Channel 1CRANunspeunkno4201334091.03UNSPUNSPUNSPunknUNSPUNSPUNSP
311944-05-08 15:30ESTYesB/LUSGS7370 GoodClearNONE1Imported Channel 1CRANunspeunkno737039419603.76UNSPUNSPUNSPunknUNSPUNSPUNSP
301944-05-04 12:20ESTYesHELUSGS82723.840.011.50GoodClearNONE1Imported Channel 1CRANunspeunkno8271454641.78UNSPUNSPUNSPunknUNSPUNSPUNSP
291944-03-16 23:00ESTYesDBUSGS9220 GoodDebrisModerateNONE1Imported Channel 1CRANunspeunkno922039519904.64UNSPUNSPUNSPunknUNSPUNSPUNSP
281944-03-01 13:20ESTYesB/HUSGS372 -0.051.50GoodClearNONE1Imported Channel 1CRANunspeunkno3721313681.01UNSPUNSPUNSPunknUNSPUNSPUNSP
271944-02-09 10:05ESTYesSBKUSGS115 0.000.60GoodClearNONE1Imported Channel 1WADEunspeunkno11595.073.51.56UNSPUNSPUNSPunknUNSPUNSPUNSP
261944-01-04 13:00ESTYesB/LUSGS339 -0.040.70Good NONE1Imported Channel 1WADEunspeunkno3392071911.78UNSPUNSPUNSPunknUNSPUNSPUNSP
251943-12-01 10:30ESTYesHADUSGS404 0.000.80Good NONE1Imported Channel 1CRANunspeunkno4041733821.06UNSPUNSPUNSPunknUNSPUNSPUNSP
241943-10-12 08:45ESTYesRWRUSGS38.6 0.000.60Good NONE1Imported Channel 1WADEunspeunkno38.695.047.8 UNSPUNSPUNSPunknUNSPUNSPUNSP
231943-09-29 13:15ESTYesSBKUSGS28.125.180.000.30Fair NONE1Imported Channel 1WADEunspeunkno28.169.095.90.29UNSPUNSPUNSPunknUNSPUNSPUNSP
221943-09-03 09:10ESTYesR/CUSGS56.1 Good NONE1Imported Channel 1WADEunspeunkno56.114079.40.71UNSPUNSPUNSPunknUNSPUNSPUNSP
211943-09-02 13:15ESTYesVRCUSGS66.826.10 Good NONE1Imported Channel 1WADEunspeunkno66.81162270.29UNSPUNSPUNSPunknUNSPUNSPUNSP
201943-07-21 08:20ESTYesRWRUSGS79.1 0.00 Good NONE1Imported Channel 1CRANunspeunkno79.11262030.39UNSPUNSPUNSPunknUNSPUNSPUNSP
191943-06-10 10:15ESTYesWA/HADUSGS7343.880.011.20Good NONE1Imported Channel 1CRANunspeunkno7341384181.75UNSPUNSPUNSPunknUNSPUNSPUNSP
181943-05-05 13:00ESTYesNAUSGS7173.880.001.30Good NONE1Imported Channel 1CRANunspeunkno7171374091.77UNSPUNSPUNSPunknUNSPUNSPUNSP
171943-03-24 11:25ESTYesSBKUSGS147022.53-0.010.80GoodClearNONE1Imported Channel 1CRANunspeunkno14702356102.41UNSPUNSPUNSPunknUNSPUNSPUNSP
161943-02-10 10:55ESTYesRWWUSGS579 Good NONE1Imported Channel 1UNSPother 579 UNSPUNSPUNSPunknUNSPUNSPUNSP
151942-12-31 14:25ESTYesSBKUSGS653017.87-0.01 GoodClearNONE1Imported Channel 1CRANunspeunkno653041529402.22UNSPUNSPUNSPunknUNSPUNSPUNSP
141942-12-02 23:00ESTYesSBKUSGS234022.35-0.101.40GoodClearNONE1Imported Channel 1CRANunspeunkno23402679093.18UNSPUNSPUNSPunknUNSPUNSPUNSP
131942-10-21 12:00ESTYesHADUSGS91023.620.021.20Good NONE1Imported Channel 1CRANunspeunkno9101374242.15UNSPUNSPUNSPunknUNSPUNSPUNSP
121942-09-15 11:00ESTYesWAUSGS1145.06-0.011.00GoodClearNONE1Imported Channel 1CRANunspeunkno1141252820.40UNSPUNSPUNSPunknUNSPUNSPUNSP
111942-07-28 23:00ESTYesWAUSGS24124.970.121.30GoodClearNONE1Imported Channel 1WADEunspeunkno2411192760.87UNSPUNSPUNSPunknUNSPUNSPUNSP
101942-06-24 11:15ESTYesWAUSGS13625.340.001.70GoodClearNONE1Imported Channel 1CRANunspeunkno1361172400.57UNSPUNSPUNSPunknUNSPUNSPUNSP
91942-05-25 09:20ESTYesHE/SKUSGS241022.40-0.211.80GoodClearNONE1Imported Channel 1CRANunspeunkno24102798772.75UNSPUNSPUNSPunknUNSPUNSPUNSP
81942-05-24 08:10ESTYesHEUSGS458020.870.261.50Good NONE1Imported Channel 1CRANunspeunkno458034713503.38UNSPUNSPUNSPunknUNSPUNSPUNSP
71942-05-23 15:00ESTYesHE/JSUSGS848014.230.361.80Good NONE1Imported Channel 1CRANunspeunkno848041021603.92UNSPUNSPUNSPunknUNSPUNSPUNSP
61942-05-21 12:00ESTYesHWE/SBKUSGS66323.590.041.20Good NONE1Imported Channel 1CRANunspeunkno6631804081.62UNSPUNSPUNSPunknUNSPUNSPUNSP
41942-05-18 09:55ESTYesRR/HEUSGS3050 Unspecified NONE1Imported Channel 1UNSPother 3050 UNSPUNSPUNSPunknUNSPUNSPUNSP
51942-03-25 07:45ESTYesRUSGS145023.23 Good NONE1Imported Channel 1CRANunspeunkno14501394673.10UNSPUNSPUNSPunknUNSPUNSPUNSP
31942-03-11 13:45ESTYesSBKUSGS240022.13-0.021.70GoodClearNONE1Imported Channel 1CRANunspeunkno240026082.02.93UNSPUNSPUNSPunknUNSPUNSPUNSP
21942-03-05 16:00ESTYesK/AUSGS50124.080.011.00GoodClearNONE1Imported Channel 1CRANunspeunkno5011363661.37UNSPUNSPUNSPunknUNSPUNSPUNSP
11942-02-10 16:30ESTYesB/AUSGS100023.740.091.40GoodClearNONE1Imported Channel 1CRANunspeunkno10001284542.20UNSPUNSPUNSPunknUNSPUNSPUNSP