It's not just the area. It's the soil type, what kind of vegetation is on the watershed, etc. Go here, https://offices.sc.egov.usda.gov/lo...&stateName=Oklahoma&stateCode=40 find your local office and talk to them. They can do the calcs for you at no charge, and won't have to set foot on the property.

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3/4 to 1 1/4 ac pond LMB, SMB, PS, BG, RES, CC, YP, Bardello BG, (RBT & Blue Tilapia - seasonal).