WSP06778

• File Number: 8510.100.60
• Description: Rio Grande Compact Commission
• Basin: Rio Grande
• Water Division: 3
• Date: 1/1/1943
• Title: Fifth Annual Report of the Rio Grande Compact Commission 1943
• Water Supply Pro - Doc Type: Annual Report

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EVAPORATION AND PRECIPITATION

Evaporation reoords from seven stations, two in Colorado and five
in N~ ~exioo. and precipitation records from nine stations, three in
Colorado and six in New Mexioo are shown on the following page.

In each, oase the unit of measure is the inoh.

Measurements of evaporation are made in aooordanoe with standard
practioe for the various pans in use,

Preoipitation measurements are made in standard a-inoh rain gages
and, in some plaoes, with reoording rain gages.

The evaporation and precipitation stations at Elephant Butte Dam
and El Vado D&m and the preoipitation stations at Caballo Dam, Pankey
Ranoh and San Maroial were in operation prior to the effeotive date of
the Compaot. The stations near Wagon Wheel Gap, near Conejos (Lower
Damsite) and at Summitville were installed by the U. S. Weather Bureau
at the request of the Compaot Commission. Tbe evaporometer at San
Marcial was installed by the United States Seotion of the International
Boundary Commission.

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The Rio Grande Compaot Commission wishes to aoknowledge the 00-
operation of the Weather Bureau and the United States Seotion' of the
International Boundary Commission in furnishing the records of evapo-
ration and preoipitation contained in this report.