1. Greeley and Hansen Agenda New Rules For Sanitary Sewer Systems EPA Enforcement Overflow from a Manhole on to the Ground – into a stream, into a basement Storm Sanitary Sanitary Overflow to a Storm Sewer How to Prepare Your Community SSOs Sanitary Systems

2. (DRY WEATHER) INFILTRATION SEPARATE SANITARY SEWER SYSTEM COMPLETE SEPARATION FOOTING DRAIN SANITARY SEWER STORMWATER SEWER SUMP PUMP HOUSE SEWER (LATERAL) DOWN- SPOUT STREET INLET STORMWATER CONNECTIONS ALLOW INFLOW HIGH INFILT/INFLOW CAN OVERLOAD SANITARY SEWER DETERIORATED PIPES ALLOW HIGH INFILTRATION (WET WEATHER) SEPARATE SANITARY SEWER SYSTEM HIGH INFILTRATION/INFLOW Greeley and Hansen

3. SEPARATE SANITARY SEWER SYSTEM RESULTS OF OVERLOADED SANITARY SEWERS WATERWAY FOOTING DRAIN SANITARY SEWER STORMWATER SEWER SUMP PUMP HOUSE SEWER (LATERAL) DOWN- SPOUT STREET INLET INFILTRATION STORMWATER CONNECTIONS ALLOW INFLOW SANITARY SEWERS OVERFLOW TO WATERWAYS BASEMENT BACKUP Greeley and Hansen