Photograph of an aerial shot of a drop-inlet structure on flood prevention Detention Reservoir No. 10, Chigley watershed eight miles northwest of Sulphur. The back of the photograph proclaims, "Chigley Watershed. Drop-inlet structure on Flood prevention Detention Reservoir No. 10."

Photograph of an aerial shot of a flooded and impassible U. S. Highway #77 bridge spanning over the Washita River near Davis. The back of the photograph proclaims, "U. S. Highway #77 and Washita River near Davis, Oklahoma."

Photograph of an aerial shot of a floodwater retarding structure on Site 14 Chigley Sandy Creek. The back of the photograph proclaims, “Floodwater Retarding Structure. D. A. 979 A., total cap. 432. 52 A. F. total area 53 A., sed. Storage 1.0 in., flood storage 4.3 in. 69,000 cu. yd.”

Photograph of an aerial shot of U. S. Highway #77 and a flooded mainstem of the Washita River. The back of the photograph proclaims, “U. S. Highway #77 and Washita (Main Stem) River. Measured width (2 days later) is 1 ½ miles along pavement.”

Photograph of an aerial shot of Site #1, Wildhorse Creek and the surrounding area. The back of the photograph proclaims, “This reservoir lacks 4 ft. of reaching its maximum capacity but surrounding areas not treated created a disastrous flood (May 9-10) on Wildhorse Creek. U. S. Highway No. 7 in background. Spillway at right end of dam.”

Photograph of bank Cutting Below Highway 77 Bridge. The right bank was eroded at least 6 to 10 feet while the left bank and nearby flood plain received thick deposits of sand and silt.

Photograph of channel improvement ditch before treatment on Kickapoo Sandy Watershed project on Big John Creek. Note the lower side of bridge on downstream side showing the erosion that occurred on each end of the bridge where water spilled over.

Photograph before channel improvement began on the Kickapoo Sandy Watershed Project on Big John Creek. Note eroded bank on lower side of bridge where the floodwater had occurred in June of 1962 causing damage to bottomland below.

Photograph of an irrigation project made possible because of protection afforded by 4 floodwater retarding structures on upper end of Mill Creek. Ensilage, alfalfa, barley, and grain sorghum are grown for feed. Sugar drip cans made 50 tons of ensilage per acre with 2 cuttings. The crop was heavily fertilized and irrigated from deep wells. Feed pens have a capacity of 1500 to 2000 head.

Photograph of an UNIDENTIFED man on a tractor balancing two sprigging tractors while they planted Bermudagrass on a floodwater retarding structure at Site No. 16, Rock Creek Watershed. Three other UNIDENTIFED works are walking alongside the tractor balancing the two sprigging tractors. The back of the photograph proclaims, "Floodwater Retarding Structure – Site No. 16, Rock Creek Watershed. Sprigging Bermuda grass. Balancing two spriggers on each side of tractor."

Photograph of an aerial shot of Bill Idken's ranch flooded by the Washita River. Only a few buildings, seen near the top of the photograph, remained above water. The back of the photograph proclaims, "Bill Idken Ranch and Washita River. Only a small portion of a land strip remains above water."

Photograph of an UNIDENTIFIED reservoir located on Chigley Sandy Creek watershed near Davis The back of the photograph proclaims, “Chigley Sandy – Near Davis – Lowe Bro 7.2 Ac. Being Sp. To Ber. To be utilized by dairy herd."

Photograph of contractor digging core trench on Site 9, Chigley Sandy Watershed.

Photograph of parallel terraces that have just been completed. A 5 inch rain fell during the night. The photo was taken the following day. Tom McLin is pointing out the cross-section area of the terrace and showing debris where the water height appeared. These are the first parallel terraces layed out int he Murray County Soil Conservation District. OK-1465-5.

Photograph of three UNIDENTIFED people pouring ensilage into feeding troughs via truck. Numerous cattle inhabit the feeding pens and in the background of photo. The ensilage was produced onsite thanks to four floodwater retaining structures protecting the owner's fields. The back of the photograph proclaims, "Flood Control-Benefits-Mill Creek. Cattle feed pens. Cattle being fed ensilage produced on irrigated land protected from overflow by 4 floodwater retarding structures on upper Mill Creek. Two cuttings of ensilage made 50 tons per acre in 1960. Feed pens have capacity of 1500 to 2000 head. Other feeds produced include alfalfa hay, barley, and grain sorghums. Irrigation is from deep wells."

Photograph of one end of dam on Detention Reservoir - Site No. 15. (old site No. 1, Tishomingo area). This dam makes a huge dogleg turn and cannot be photographed to show the whole dam except from the air. The dam rises 25 feet about the level of the water in the permanent pool.

Photograph of the dedication ceremony for Chigley Sandy Watershed was held at this structure. Approx. 500 people attended the tour from all parts of Okla. Some out of state people attended. Roy J. Turner, former governor of Okla, gave the dedication speech.

Photograph of finished detention reservoir Site No. 17 (old site 3, Tishomingo ara). Construction of which is shown in the Okla-9834 series. Note vigorous growth of sod on dam.

Photograph of view across spillway and dams - Detention Reservoir site 11 (Old No. 12, Tishomingo area). New Reservoir Site 12 working in conjunction will fall in extreme righ of Okla-9689A potograph.

Photograph of view across upstrean face of dam on detention reservoir site no. 11 (old site 12, Tishomingo area). Man standing on trash guard over inlet gives some idea of size.

Photograph of a contractor digging a core trench on Site 9, Chigley Sandy Watershed.

Photograph of a shot taken to left of scene in Okla-9689F will show the diversion terrace coming around from the left. The man standing between the buildings (right center background) is beside the stake marking the point where the end of the dam will end from the right.

Photograph of before treatment showing a typical drainage ditch from the hill land that is being filled with soil from the upland that prevents proper installation of drainage on this area. This watershed has been approved for planning and the floodwater retarding structures will alleviate this problem.

Photograph of a drainage ditch before treatment showing a typical drainage ditch from the hill land that is being filled with the soil from the upland that prevents proper installation of drainage on this area. This water shed has been approved for planning and the floodwater retarding structures will alleviate this problem.