Z04200000 USGS H04200000 4120510820540003939093SW04110001217 710 N04200000 East Branch Black River at Elyria OH Y04200000 304200000 19230406 2420 4.46 304200000 19240329 3140 4.90 304200000 19250311 3260 5.00 304200000 19260226 5670 6.70 304200000 19270321 5670 6.70 304200000 19271214 5980 6.90 304200000 19290227 6460 7.20 304200000 19300109 6460 7.23 304200000 19310423 2120 4.25 304200000 19320118 3020 4.75 304200000 19330314 11400 10.10 304200000 19340405 2780 4.65 304200000 19350807 11200 10.00 304200000 19590121 14.70 304200000 19690705 231007 17.50 1913