Susquehanna River at Meshoppen, Wyoming County PA (MHPP1)
Gage Location: Wyoming County, Pennsylvania	Site Location: Wyoming County, Pennsylvania
Latitude: 41.607	Longitude: -76.051	Elevation: 599.76 ft. MSL	Drainage Area: 8720 Sq. Mi.
Minor Stage: 27 ft.	Moderate Stage: 31 ft.	Major Stage: 40 ft.
First Flood: 1972-06-23	Last Flood: 2011-09-08 Crest: 44.48 ft.	Datum change: 1976-10-01	Number of Floods: 28

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Date of Flood Crest(ft) Streamflow(cfs) Category Code 1972-06-23 43.51 331500 Major *** 1979-03-06 35.06 207000 Moderate none 1983-12-16 33.39 185000 Moderate none 1984-02-16 32.91 179000 Moderate none 1984-04-06 33.03 181000 Moderate none 1986-03-16 30.35 151000 Minor none 1990-10-25 28.06 126000 Minor none 1993-03-31 29.88 145000 Minor none 1993-04-02 32.2 172000 Moderate none 1993-04-12 31.09 159000 Moderate none 1994-03-25 28.16 127000 Minor none 1996-01-20 36.34 226000 Moderate none 1996-11-10 28.29 128000 Minor none 1996-12-03 28.06 126000 Minor none 1998-01-09 28.94 135000 Minor none 2000-02-29 27.89 124000 Minor none 2004-09-18 35.27 188000 Moderate none 2005-01-15 28.18 110000 Minor none 2005-03-29 28.49 113000 Minor none 2005-04-04 34.06 175000 Moderate none 2006-06-28 32.78 163000 Moderate none 2007-03-16 27.84 125000 Minor none 2008-02-07 27.02 113000 Minor none 2010-01-26 27.95 126000 Minor none 2011-03-11 30.23 145000 Minor none 2011-04-27 27.52 114000 Minor none 2011-04-29 30.86 152000 Minor none 2011-09-08 44.48 293000 Major none

MARFC Codes
Code Description
(!!!) Datum changed during this year.
(1) Backwater Effect.
(2) 15.77 ft also occurred on 11/25/1950 but only counted as one flood.
(3) Estimated from currrent USGS rating table.
(4) Estimated height from the USGS.
(5) Gage height at a different site and/or datum
(6) Discharge affected by Regulation or Diversion
(7) Due to changes, prior floods were based on present flood stage. Therefore, flood data could possibly be incomplete.
(8) Gage is a staff gage and not the offical USGS gage. Therefore, some floods may be missing from our study.
(9) Discharge effected by snow-melt, ice jam or debris jam break up
(A) Discharge affected to unknown degree by regulation or diversion.
(B) Month or day of occurrence is unknown or not exact.
(C) All or part of the record affected by urbanization, mining, agricultural changes, channelization, or other factors.
(D) Crest height adjusted to current datum.
(E) Estimated discharge.
(F) Only annual maximum peak available for this year.
(O) This flood occurred at a previous flood stage that is lower than the current flood stage. This is only a historical flood.
** Crest information looks reasonable despite potential problems. This data was used in our study.
*** Crest information looks unreliable and incomplete and was not used in our flood frequency study.
**** Gauge was discontinued in 2004. 2004 and later was not used in our study.
none No code

Updated: 08:58 AM Jun 28, 2012