{"name":"Shafer David Oil Production Drilling Activity in Ottawa County, Ohio","publisher":"Buckhead Energy","url":"https://www.buckheadenergy.com/operators/shafer-david-oil-production/ohio/ottawa-oh","license":"https://creativecommons.org/licenses/by/4.0/","dataAsOf":"2026-08-06","source":"Public state oil & gas well-header records (permits, spuds, completions).","operator":"Shafer David Oil Production","operatorSlug":"shafer-david-oil-production","state":"OH","county":"Ottawa","totalWells":10,"producingWells":0,"permits24mo":0,"spuds24mo":0,"ducCount":6,"topFormation":null,"rankInCounty":2,"firstPermitDate":"1982-12-03","lastPermitDate":"1983-06-16"}