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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
06340000 SPRING CREEK AT ZAP, ND
LOCATION - Lat 47°17'10", long 101°55'31" referenced to North American Datum of 1927, in SE 1/4 SW 1/4 sec.14, T.144 N., R.89 W., Mercer County, ND, Hydrologic Unit 10130201, on left bank 250 ft downstream from Burlington Northern Railway bridge in Zap and 9 mi upstream from mouth.
DRAINAGE AREA - 549 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - DAILY DISCHARGE--March to September 1924, October 1945 to current year.
PERIOD OF RECORD.--DAILY GAGE HEIGHT--October 2000 to current year.
PERIOD OF RECORD.--DAILY GAGE HEIGHT--October 2000 to current year.
GAGE -
Water-stage recorder. Datum of the gage is 1,820.77 feet above North American Vertical Datum of 1988 (NAVD88) and 1,819.39 feet above National Geodetic Vertical Datum of 1929 (NGVD29)
March 4 to September 30, 1924, nonrecording gage at site 250 ft upstream at different datum.
October 1, 1945, to September 30, 1947, nonrecording gage 250 ft upstream at diffent datum.
For a detailed gage datum history, please use the blue ‘questions or comments’ tab on the bottom of the site’s monitoring location page.
REMARKS - Accuracy of records for water years prior to 2014 are noted in the individual Annual Data Reports for those water years. For water years 2014 onward, records good except for estimated discharges, which are poor, unless otherwise noted.
REGULATION.--Flow slightly regulated by Lake Ilo, 56 mi upstream, capacity 7,130 acre-ft.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum stage known occurred in about 1902, from ice jam. Floods of February 1913 and March 1943 reached a stage of about 20 ft and 19.5 ft, respectively, from information by local residents.
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water Years 1969-70, 1974 to 2012, 2017 to current year.
