Lebanon County Impaired Streams Category 4a Waterbodies (Approved TMDLs) Waterway Impairment Source/Cause Bachman Run Nutrients Agriculture Siltation Crop Related Agriculture Bachman Run UNT Nutrients Agriculture Siltation Crop Related Agriculture Beach Run Siltation Urban Runoff/Storm Sewers Beach Run UNT Siltation Urban Runoff/Storm Sewers Beck Creek Nutrients Agriculture Buckholder Run Siltation Agriculture Chiques Creek Nutrients Agriculture Siltation Agriculture Chiques Creek UNT Nutrients Agriculture Siltation Agriculture Conewago Creek Nutrients Agriculture Siltation Agriculture Suspended Solids Agriculture Conewago Creek UNT Nutrients Agriculture Siltation Agriculture Deep Run Nutrients Agriculture Siltation Agriculture Suspended Solids Agriculture Nutrients Municipal Point Source Suspended Solids Industrial Point Source Deep Run UNT Nutrients Agriculture Siltation Agriculture Siltation Urban Runoff/Storm Sewers Earlakill Run Nutrients Agriculture Earlakill Run UNT Nutrients Agriculture Siltation Agriculture Elizabeth Run Suspended Solids Industrial Point Source Nutrients Municipal Point Source Siltation Urban Runoff/Storm Sewers Nutrients Agriculture Siltation Agriculture Elizabeth Run UNT Nutrients Agriculture Siltation Agriculture Gingrich Run Suspended Solids Agriculture Organic Enrichment/Low D.O. Urban Runoff/Storm Sewers Gingrich Run UNT Siltation Agriculture Hoffer Creek Nutrients Agriculture Siltation Agriculture Hoffer Creek UNT Nutrients Agriculture Siltation Agriculture Killinger Creek Nutrients Agriculture Siltation Agriculture Killinger Creek UNT Siltation Agriculture Little Swatara Creek UNT Nutrients Agriculture Siltation Agriculture Organic Enrichment/Low D.O. On site wastewater Nutrients Urban Runoff/Storm Sewers Siltation Urban Runoff/Storm Sewers Quittapahilla Creek Siltation Agriculture Quittapahilla Creek UNT Siltation Agriculture Raccoon Creek DO/BOD Agriculture Raccoon Creek UNT DO/BOD Agriculture Snitz Creek Nutrients Agriculture Snitz Creek UNT Siltation Crop Related Agriculture Swatara Creek Metals AMD pH AMD Suspended Solids AMD Swatara Creek UNT Metals AMD pH AMD Per 2012 Pennsylvania Integrated Water Quality Monitoring and Assessment Report - Cat. 4a (Approved TMDLs).