USGS Water-Year Summary for Site 01018009

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	Available Parameters
	00060 Discharge(Mean)

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Water year 2024: 2024-10-01 to 2025-09-30

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USGS Water-Year Summary 2024

01018009 PEARCE BROOK AT ROUTE 1 AT HOULTON, ME

LOCATION - Lat 46°06'55", long 67°50'25" referenced to North American Datum of 1983, Aroostook County, ME, Hydrologic Unit 01010005, on right bank at downstream side of State Route 1 highway bridge, 0.7 mi south of Houlton, and 4.6 mi upstream from mouth.

DRAINAGE AREA - 6.88 mi². Drainage Area (station description): Derived from automated delineation using 2-meter lidar data provided by USGS 3D Elevation Program, dated 01/01/2020, using North American Datum of 1983 Albers projection and North American Vertical Datum of 1988. Schoen, A.L., and Sturtevant, L.P., 2023, Maine StreamStats foundation data layers: U.S. Geological Survey data release, https://doi.org/10.5066/P94O5XPU.

REVISIONS HISTORY - WDR-US-2010: 2009. Drainage area revised on May 16, 2024, previously published as 7.99 sq. miles. Datum of gage was revised on Jun. 14, 2024, from 355 ft to 356.50 ft above North American Vertical Datum of 1988, based on updated geodetic survey.

SURFACE-WATER RECORDS

PERIOD OF RECORD - DISCHARGE: June 2008 to current year.

GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 356.50 ft above North American Vertical Datum of 1988.

REMARKS -

Water Year 2023: Records good, except for estimated daily discharges, which are poor.

Water Year 2022: Records good, except for estimated daily discharges, which are poor.

Water Year 2021: Records good, except for flows below 0.50 ft³/s, and estimated daily discharges, which are poor.

Water Year 2020: Records good, except for flows below 0.50 ft³/s, and estimated daily discharges, which are poor.

Water Year 2019: Records good, except for estimated daily discharges, which are poor.

Water Year 2018: Records good, except for estimated daily discharges, which are poor.

Water Year 2017: Records good, except for period of ice effect, Dec. 2 to Apr. 9, and periods of doubtful stage-discharge relation, Oct. 7 to Dec. 1, and Sept. 23-30, which are poor.

Water Year 2016: Records good, except for periods of ice effect, Nov. 25, Nov. 30 to Dec. 1, Dec. 8-10, 20-22, Dec. 27 to Mar. 28, Apr. 3-7, 10-11, and period of doubtful stage-discharge relation, Oct. 11-28, 2015, which are poor.

Water Year 2015: Records good, including period of no gage-height record, June 30 to July 1, except for period of doubtful stage-discharge relation, Oct. 5-16, which is fair, and periods of ice effect, Nov. 19-23, Nov. 26 to Dec. 12, Dec. 18-21, Dec. 28 to Apr. 13, which are poor.

Water Year 2014: Records good, except for periods of doubtful stage-discharge relation, Oct. 22-31, Nov. 6-20, Sept. 17-30, periods of doubtful gage-height record, Apr. 18-24, Apr. 27 to May 3, May 8-14, periods of no gage-height record, Oct. 1-21, Apr. 25-26, May 4-7, which are fair, and periods of ice effect, Nov. 21-27, 29-30, Dec. 7 to Apr. 14, which are poor.

EXTREMES FOR PERIOD OF RECORD - Maximum discharge 532 ft³/s, Dec. 14, 2010, gage height, 5.58 ft, from rating curve extended above 289 ft³/s; minimum discharge, no flow, Sept. 26-27, 2020.