{"permit":"PA0258580","name":"WHITE ROCK SILICA SAND CO INC","state":"PA","as_of":"2026-10-22","source":{"publisher":"U.S. EPA — ECHO / ICIS-NPDES national file","as_of":"2026-10-22","page":"/dmr/p/PA0258580"},"about":[{"label":"What it is","text":"Industrial or other facility"},{"label":"Where","text":"Greenville, Pennsylvania","href":"https://www.openstreetmap.org/?mlat=41.381214&mlon=-80.353632#map=14/41.381214/-80.353632"},{"label":"Last 12 months","text":"No values over a limit. 77 required values not reported"},{"label":"Permit","text":"In force until Apr 21, 2030"}],"renewal_due":null,"renewal_check":null,"sector":null,"limits_from_version":null,"record":{"last_filed":"2026-03-31","over":0,"over_by":[],"window":["2025-10-01","2026-09-30"]},"over_limits":[],"limits":[{"outfall":"SP01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"SP01-Y"},{"outfall":"SP01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"SP01-Y"},{"outfall":"SP01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"SP01-Y"},{"outfall":"SP01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"SP01-Y"},{"outfall":"SP01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"SP01-Y"},{"outfall":"SP01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"SP01-Y"},{"outfall":"SP01","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"instantaneous maximum","qualifier":"<=","value":"90","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"SP01-Y"},{"outfall":"SP01","parameter":"Solids, settleable","parameter_code":"00545","statistic":"instantaneous maximum","qualifier":"<=","value":".5","unit":"mL/L","report_only":false,"enforceable":true,"months":"all","limit_set":"SP01-Y"},{"outfall":"SP01","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"instantaneous maximum","qualifier":"<=","value":"0","unit":"gal/min","report_only":false,"enforceable":true,"months":"all","limit_set":"SP01-Y"},{"outfall":"SP01","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"instantaneous maximum","qualifier":"<=","value":"0","unit":"gal/min","report_only":false,"enforceable":true,"months":"all","limit_set":"SP01-Y"},{"outfall":"ST01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"ST01-Y"},{"outfall":"ST01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"ST01-Y"},{"outfall":"ST01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"ST01-Y"},{"outfall":"ST01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"ST01-Y"},{"outfall":"ST01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"ST01-Y"},{"outfall":"ST01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"ST01-Y"},{"outfall":"ST01","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"instantaneous maximum","qualifier":"<=","value":"90","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"ST01-Y"},{"outfall":"ST01","parameter":"Solids, settleable","parameter_code":"00545","statistic":"instantaneous maximum","qualifier":"<=","value":".5","unit":"mL/L","report_only":false,"enforceable":true,"months":"all","limit_set":"ST01-Y"},{"outfall":"ST01","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"instantaneous maximum","qualifier":"<=","value":"0","unit":"gal/min","report_only":false,"enforceable":true,"months":"all","limit_set":"ST01-Y"},{"outfall":"ST01","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"instantaneous maximum","qualifier":"<=","value":"0","unit":"gal/min","report_only":false,"enforceable":true,"months":"all","limit_set":"ST01-Y"},{"outfall":"ST02","parameter":"pH","parameter_code":"00400","statistic":"instantaneous minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"ST02-Y"},{"outfall":"ST02","parameter":"pH","parameter_code":"00400","statistic":"instantaneous maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"ST02-Y"},{"outfall":"ST02","parameter":"pH","parameter_code":"00400","statistic":"instantaneous minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"ST02-Y"},{"outfall":"ST02","parameter":"pH","parameter_code":"00400","statistic":"instantaneous maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"ST02-Y"},{"outfall":"ST02","parameter":"pH","parameter_code":"00400","statistic":"instantaneous minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"ST02-Y"},{"outfall":"ST02","parameter":"pH","parameter_code":"00400","statistic":"instantaneous maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"ST02-Y"},{"outfall":"ST02","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"instantaneous maximum","qualifier":"<=","value":"90","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"ST02-Y"},{"outfall":"ST02","parameter":"Solids, settleable","parameter_code":"00545","statistic":"instantaneous maximum","qualifier":"<=","value":".5","unit":"mL/L","report_only":false,"enforceable":true,"months":"all","limit_set":"ST02-Y"},{"outfall":"ST02","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"instantaneous maximum","qualifier":"<=","value":"0","unit":"gal/min","report_only":false,"enforceable":true,"months":"all","limit_set":"ST02-Y"},{"outfall":"ST02","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"instantaneous maximum","qualifier":"<=","value":"0","unit":"gal/min","report_only":false,"enforceable":true,"months":"all","limit_set":"ST02-Y"},{"outfall":"TP01","parameter":"Temperature, water deg. centigrade","parameter_code":"00010","statistic":"instantaneous maximum","qualifier":null,"value":null,"unit":"deg C","report_only":true,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Temperature, water deg. centigrade","parameter_code":"00010","statistic":"instantaneous maximum","qualifier":null,"value":null,"unit":"deg C","report_only":true,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Specific conductance","parameter_code":"00095","statistic":"instantaneous maximum","qualifier":null,"value":null,"unit":"umho/cm","report_only":true,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Specific conductance","parameter_code":"00095","statistic":"instantaneous maximum","qualifier":null,"value":null,"unit":"umho/cm","report_only":true,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous minimum","qualifier":">=","value":"6","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"pH","parameter_code":"00400","statistic":"instantaneous maximum","qualifier":"<=","value":"9","unit":"SU","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Alkalinity, total [as CaCO3]","parameter_code":"00410","statistic":"instantaneous maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Alkalinity, total [as CaCO3]","parameter_code":"00410","statistic":"instantaneous maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Acidity, total [as CaCO3]","parameter_code":"00435","statistic":"instantaneous maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Acidity, total [as CaCO3]","parameter_code":"00435","statistic":"instantaneous maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":"<=","value":"35","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"monthly average","qualifier":"<=","value":"35","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":"<=","value":"70","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"daily maximum","qualifier":"<=","value":"70","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"instantaneous maximum","qualifier":"<=","value":"90","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Solids, total suspended","parameter_code":"00530","statistic":"instantaneous maximum","qualifier":"<=","value":"90","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Sulfate, total [as SO4]","parameter_code":"00945","statistic":"instantaneous maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Sulfate, total [as SO4]","parameter_code":"00945","statistic":"instantaneous maximum","qualifier":null,"value":null,"unit":"mg/L","report_only":true,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Iron, total [as Fe]","parameter_code":"01045","statistic":"monthly average","qualifier":"<=","value":"1.5","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Iron, total [as Fe]","parameter_code":"01045","statistic":"monthly average","qualifier":"<=","value":"1.5","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Iron, total [as Fe]","parameter_code":"01045","statistic":"daily maximum","qualifier":"<=","value":"3","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Iron, total [as Fe]","parameter_code":"01045","statistic":"daily maximum","qualifier":"<=","value":"3","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Iron, total [as Fe]","parameter_code":"01045","statistic":"instantaneous maximum","qualifier":"<=","value":"3.7","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Iron, total [as Fe]","parameter_code":"01045","statistic":"instantaneous maximum","qualifier":"<=","value":"3.7","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Manganese, total [as Mn]","parameter_code":"01055","statistic":"monthly average","qualifier":"<=","value":"1","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Manganese, total [as Mn]","parameter_code":"01055","statistic":"monthly average","qualifier":"<=","value":"1","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Manganese, total [as Mn]","parameter_code":"01055","statistic":"daily maximum","qualifier":"<=","value":"2","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Manganese, total [as Mn]","parameter_code":"01055","statistic":"daily maximum","qualifier":"<=","value":"2","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Manganese, total [as Mn]","parameter_code":"01055","statistic":"instantaneous maximum","qualifier":"<=","value":"2.5","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Manganese, total [as Mn]","parameter_code":"01055","statistic":"instantaneous maximum","qualifier":"<=","value":"2.5","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Aluminum, total [as Al]","parameter_code":"01105","statistic":"monthly average","qualifier":"<=","value":".76","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Aluminum, total [as Al]","parameter_code":"01105","statistic":"monthly average","qualifier":"<=","value":".76","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Aluminum, total [as Al]","parameter_code":"01105","statistic":"daily maximum","qualifier":"<=","value":"1.5","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Aluminum, total [as Al]","parameter_code":"01105","statistic":"daily maximum","qualifier":"<=","value":"1.5","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Aluminum, total [as Al]","parameter_code":"01105","statistic":"instantaneous maximum","qualifier":"<=","value":"1.8","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Aluminum, total [as Al]","parameter_code":"01105","statistic":"instantaneous maximum","qualifier":"<=","value":"1.8","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"instantaneous maximum","qualifier":null,"value":null,"unit":"gal/min","report_only":true,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Flow, in conduit or thru treatment plant","parameter_code":"50050","statistic":"instantaneous maximum","qualifier":null,"value":null,"unit":"gal/min","report_only":true,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Alkalinity - Acidity [as CaCO3]","parameter_code":"51922","statistic":"instantaneous minimum","qualifier":">=","value":"0","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"},{"outfall":"TP01","parameter":"Alkalinity - Acidity [as CaCO3]","parameter_code":"51922","statistic":"instantaneous minimum","qualifier":">=","value":"0","unit":"mg/L","report_only":false,"enforceable":true,"months":"all","limit_set":"TP01-A"}],"next":[{"tool":"check_dmr","says":"Before your user files this permit's DMR: check_dmr sets each value beside the permit's limit for that period, with EPA's violation rule's verdict.","arguments":{"permit":"PA0258580"},"needs":{"period_end":"The reporting period: its month (2026-09).","values":"The period's values as your user will file them: [{outfall, parameter, statistic, value, unit}, ...]."},"post":"/api/v1/dmr/check","url":"https://passage-data.com/api/v1/dmr/check","page":"https://passage-data.com/dmr/?permit=PA0258580"},{"tool":"fill_dmr","says":"Has your user the plant's raw daily results? fill_dmr computes the period's DMR values from them, each with the rows it came from.","arguments":{"permit":"PA0258580"},"needs":{"period_end":"The reporting period: its month (2026-09).","rows":"The plant's results: [{date, parameter, value, unit, point}, ...]; or `table`, the lab's or plant's export as text."},"post":"/api/v1/dmr/fill","url":"https://passage-data.com/api/v1/dmr/fill","page":"https://passage-data.com/dmr/?permit=PA0258580"}]}