Resource Type

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Water Conservation; Water Erosion; Flooding and Prevention

Photograph of Upper Black Bear Site No. 42. Mr. Henry Johnson who gave the easement necessary for the construction points at the 8 inch valve installed for the purpose of completely draining the pond if necessary. OK-1568-7.
Date: March 23, 1962
Creator: Morris, David R.
System: The Gateway to Oklahoma History

Long Branch Project Site No. 11 Major Spillway

Photograph of a 17-inch pipe on the backside of Site No. 11 Long Breach Watershed Project discharging water from 14 days of periotic rainfall. The back of the photograph proclaims, "Pipe on backside of Site No. 11 Long Breach Watershed Project discharge under from the 17" pipe. From July 13 to 26, 16" of rain fell on this watershed and the water went around the emergency spillway on July 15 following 11" of the rain in 44 hours for about a 3 hour period. Everything worked perfectly and no damage to the bermudagrass cover in the waterway. About 100 to 150' of native grass above the permanent pool contour was damaged by standing water during the rain period."
Date: July 23, 1959
Creator: Chance, R. J.
System: The Gateway to Oklahoma History

Water Conservation; Water Erosion; Flooding and Prevention

Photograph of Watershed Protection (P.L. 566), Upper Black bear Creek Watershed, Site No. 43. D.A. [Developable Acres?] 3.93 Sq. miles. Richard Chelf, who gave assent for the dam construction looks at the port-hole which is [the? at?] permanent water elevation of the principle spillway [sic]. OK-1568-9.
Date: March 23, 1962
Creator: Morris, David R.
System: The Gateway to Oklahoma History

Water Conservation; Water Erosion; Flooding and Prevention

Photograph of Watershed protection (P.L. 566), Upper Black Bear Creek, Watershed Site # 43. District Area (D.A.) = 3.93 Sq. mi. Richard Chelf, who gave the easement for the dam construction is looking at the port-hole which is the permanent elevation of the principle spillway. OK-1568-9. Photo missing.
Date: March 23, 1962
Creator: Morris, David
System: The Gateway to Oklahoma History