USGS Water-Year Summary for Site 07126200

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	Available Parameters
	00045 Precipitation(Sum)
	00060 Discharge(Mean)
	80154 Suspnd sedmnt conc(Mean)
	80155 Suspnd sedmnt disch(Mean)

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Water year 2023: 2022-10-01 to 2023-09-30

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USGS Water-Year Summary 2023

07126200 VAN BREMER ARROYO NEAR MODEL, CO

LOCATION - Lat 37°20'44", long 103°57'27" referenced to North American Datum of 1927, in SE 1/4 NE 1/4 sec.13, T.31 S., R.59 W., Las Animas County, CO, Hydrologic Unit 11020010, on right bank 3 mi upstream from mouth, 16 mi east of Model, and 33 mi northeast of Trinidad.

DRAINAGE AREA - 162 mi².

REVISIONS HISTORY - WDR-US-2011: Drainage area.

SURFACE-WATER RECORDS

PERIOD OF RECORD - July 1966 to September 2009, October 2009 to current year (seasonal records only).

GAGE - Water-stage recorder with satellite telemetry and crest-stage gages. Elevation of gage is 4,960 ft above NGVD of 1929, from topographic map.

REMARKS - Water year 2014; no estimated daily discharges. Records fair except for the period Oct. 1-31, which is poor due to orifice contamination. Water year 2015; records poor. Water year 2016; no estimated daily discharges. Records fair. Water year 2017; no estimated daily discharges. Records poor. Water year 2018; no estimated daily discharges. Records poor. Water year 2019; records poor. Water year 2020; records poor. Water year 2021; records poor. Water year 2022; records poor. Water year 2023; records poor. Natural flow of stream affected by erosion-control and livestock-watering reservoirs, diversions for irrigation, groundwater withdrawals, and return flows from irrigated areas.

EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 6,240 ft³/s, May 26, 1967, from slope-area measurement of peak flow, gage height, 9.40 ft, from floodmarks.

CLIMATOLOGICAL RECORDS

PERIOD OF RECORD - June 1993 to October 2020 (seasonal records only) (discontinued).

INSTRUMENTATION - Tipping-bucket rain gage with satellite telemetry. Gage datum is 4,960 ft above NGVD of 1929, from topographic map.

EXTREMES FOR PERIOD OF RECORD - Maximum daily precipitation, 2.67 inches, May 25, 1996.

REMARKS - Gage operated seasonally, April through October. Unless otherwise stated, records are not rated, and periods of missing record are not estimated.