USGS Surface Water for USA: Peak Streamflow

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Peak Streamflow for the Nation

USGS 01073319 LAMPREY RIVER AT LANGFORD ROAD, AT RAYMOND, NH

Rockingham County, New Hampshire

Hydrologic Unit Code 010600030703

Latitude 43°02'29", Longitude 71°12'06" NAD83

Drainage area 55.7 square miles

Gage datum 182.49 feet above NAVD88

Water Year	Date	Gage Height (feet)	Stream- flow (cfs)
2009	2008-11-26	6.47	1,550
2010	2010-03-15	9.70	4,340
2011	2011-03-07	6.35	1,650
2012	2011-12-08	5.53	1,150
2013	2013-09-13	4.96	826
2014	2014-03-31	6.24	1,580
2015	2015-04-21	4.65²	703
2016	2016-02-26	4.73	778
2017	2017-04-07	5.80	1,310
2018	2017-10-30	6.98	2,070
2019	2018-11-03	6.16²	1,530
2020	2019-12-15	5.89²	1,360
2021	2020-12-26	5.82	1,320
2022	2022-02-18	4.88²	812
2023	2022-12-24	7.24	2,260
2024	2023-12-19	9.11	3,790

Peak Gage-Height Qualification Codes.

U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water for USA: Peak Streamflow
URL: https://staging.waterdata.usgs.gov/nwis/peak?

Page Contact Information: USGS Water Data Support Team
Page Last Modified: 2026-01-21 02:11:01 EST
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