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Home My WebLink AboutNCS000405_26_Graham and Area towns IDDE- PPGH 2017 training_20211119NPDES Phase II Stormwater Program Training Illicit Discharge Detection and Elimination Pollution Prevention and Good Housekeeping March 2812017 Teresa Andrews Alley, Williams, Carmen, and King, Inc. Regulatory History • National Pollution Discharge Elimination System is a federally mandated program stemming from the Clean Water Act. • Phase I permits were issued in 1991 to municipalities with at least 100,000 people. Targeted point source pollution • Phase II permits were issued in July 2005 to municipalities, and municipal spheres of influence, who had at least 50,000 citizens. Targets non -point source pollution _Th_ e natural water cycle _ Evaptranspiration ■ ra � 0 !1 °+ + ° e Er + � Evaporation �M� ram. . �gRSG Towards a more sustainable urban water cycle id-w"'AL r e r r a e f r e •COntaminated runoff i StFeam �,. v� pQ�D o� two o CDP U U L L Stormwater � Runoff Pollutes Runoff from Roof >' Runoff from 60 o a a0 Gutters RUNOFF PICKS UP: • Pet Waste • Fertilizers • Motor Oil • Detergents • Chemicals ` • Trash � �4 ■ STORMWATER RUNOFF CARRIES POLLUTANTS INTO OUR WATERWAYS. What is Stormwater? • Stormwater is precipitation (rain water) or irrigation water that runs over land and through storm drainage, and eventually into a river, lake, or ocean. Why Do We Care? When it rains, stormwater carries pollutants directly into creeks, streams, and lakes without being treated. What is Stormwater Pollution? • Dirt • Soap • Litter • Pet waste • Oil • Fertilizer • Pesticides • Anything not permitted by the IDDE ordinance 611 Stormwater Management Program Areas in North Carolina 7 4 Legend Neuse NSW Strategy Area NPDES-Exempt Phase II Municipalities + ETJs Tar -Pamlico NSW Strategy Area NPDES Permit . Phase I MS41Mddary DESCRIPT NPDES Permitted Ph 11 MS4/Co Falls Lake Watershed NPDES Permitted Phase I MS4 Goose Creek Watershed NPDES Permitted Phase 1/11 city ETJ Jordan Reservoir Watershed NPDES Permitted Phase II MS4 - Randleman Reservoir Watershed Phase II MSls (from 2009 Boundaries) Sixmde Creek Watershed . Designated Phase II Municipalities - Waxhaw Creek Watershed Future hiSls (2010 Delineations) _J Counties Urbanizing Areas (2000 Census) ORW Reclassified Mterbodies Phase 11 Tipped Counties (P"-Construction) Ygater Supply Watersheds Coastal Stormwater (LAMA Counties) ORW l HQW (non -Coastal) SA (Shellfish) Areas N � 1 � L � i' Post -Construction Areas per Session Law 2006-246 and Coastal Storinwater Rules. Note -Although Brunswick. New Hanover. and Onslow are Phase II Tipped Counties, projects there are subject I to the Coastal Stormwater Rules. al Stormwater Impacts • Increased costs of water & wastewater treatment • Flashfloods —Property loss • Pollution -water that's too dirty for swimming, fishing, or drinking ti '# r-A . AL ,low! -. 1... ;. i Minimum Control Measures Under the Phase II permit there are 6 Minimum Control Measures (MCM"s) • Public Education and Outreach • Public Involvement and Participation • Illicit Discharge Detection and Elimination • Construction Site Runoff Controls • Post Construction Site Runoff Controls Each MCM has Best Management Practices, and an implementation schedule during the five year permit cycle • Pollution Prevention and Good Housekeeping for Municipal Operations What is an Illicit Discharge? An illicit discharge is any discharge within an MS4 permitted municipality that is not entirely composed of stormwater, excluding permitted discharges and fire fighting related discharges. :R- 4 PrWT �ARIMGI�4� I T Permitted Discharges • Water line flushing • Landscape irrigation • Diverted stream flows • Rising ground waters • Uncontaminated ground water infiltration (as defined at 40 CFR 35.2005(20)) • Uncontaminated pumped ground water • Discharges from potable water sources • Foundation drains • Air conditioning condensation • Flows from emergency fire fighting • Springs • Footing drains • Water from crawl space pumps • Lawn watering • Individual residential car washing • Flows from riparian habitats and wetlands • Dechlorinated swimming pool discharges • Street wash water • Other non-stormwater discharges for which a valid NPDES discharge permit has been approved and issued by the State of North Carolina, and provided that any such discharges to the municipal separate storm sewer system shall be authorized by The City of Mebane. Illicit Discharges are... - Unique in frequency, composition & mode of entry - Can be generated from the interaction of the sewage disposal system & the storm drain system - Produced from " generating sites" a } WFUMN1. s s Illicit Connections • Connections that allow the discharge of non-stormwater to storm sewer system • Floor drains, waste water from washing machines or sanitary sewers, wash water from commercial vehicle washing or steam cleaning, and waste water from septic systems M. . i-,-- Illicit Discharge Detection and Elimination • Current Efforts • Coordinate with local Health Department on Failing Septic Systems • Conduct employee cross -training • Establish an inspection program • Conduct Dry Weather Flow Testing • Report Sanitary Sewer Overflows • MS4 Map of stormwater system • Annual Training about what is and isn't an • Public education • Ordinance prohibiting illicit discharges illicit discharge Common Sources of Illicit Discharges • Illegal dumping practices 0 Failing septic systems • Grass clippings 0 Improper RV waste disposal • Broken sanitary sewer line 0 Pump station failure Type of Violations • Cross -connections OClOber 1 %7 lhrMh NOyember 2000 y process Wrier 0.3% • Connection of floor drains to Sa `°33 ,.396 03% Unnals storm sewer s"M . :r�ps 02% "her c" specified] Dri" Fountains 1 896 2.3% • Sanitary sewer overflows 4 3% use ,fflgo".- P&O • Inflow / infiltration 41% i0dei5 0.5% Floor drains 53.3% • Straight pipe sewer discharge swa , 7.3% Catch Basins wih oY separators 4.3% Illicit Dis r. AOL _ charge Examples Illicit Discharge Examples Spills The IDDE Ordinance gives • Authority to inspect • Court ordered entry if necessary • Authority to sample and test Right of Entry Spills or leaks of polluting substances • Shall be contained, controlled, collected and properly disposed • All affected areas shall be restored to their pre-existing condition What should you do? • Inform your supervisor • Ask them what steps you should take • Supervisor's should be able to guide you in the correct direction. IDDE Procedure • Visit Site • Take pictures. • Contact Stormwater Administrator. • Use Stormwater Map to move upstream until you find the source of the discharge. • If needed, monitor and/or analysis substance entering stormwater. • Contact Property Owner • Explain problem with Illicit Discharges. • More bees with honey than with vinegar. • Issue Notice of Violation • Depending on severity of discharge, various fines can be levied. • Fine is intended to cover administrative and remediation costs. • If violation is severe, municipality does have other ways to get the area cleaned up. Pollution Prevention and Good Housekeeping for Municipal Operations Purpose: To prevent water quality impacts from municipal maintenance operations and facilities Inspection and evaluation of City facilities and operations. • Identify and evaluate potential sources of polluted runoff, the stormwater controls, and conveyance systems • Plan and document the accomplishment of corrective actions 0 Business Disposal Guide l aneid fines, help keep disposal sites clean and your business running smoothy) For questions about trash disposal, recycling, or disposal of wash water, oil or grease, please call the appropriate contacts listed below. Use Trash Compactors & Dumpsters Properly ems. COMPACTORS: Place trash in 'he chute and ccin p=c' t Leave the [hots..Ply forthe next user. Clew dnar. DUMPSTERS: Clare lids and doors, keep plug in drain. De not leave trash on the around or loading dock. RECYCLE all cardboard- da not put in trash. t' Y Ques Clans w repoU rrreded �w dumArtns ar tnmpoc ta�s 7 Call lros:ng mmporry Ilsfrd m mrrtararr- Keep Recycling Sites Clean sort materials properly into labeled carts, K-P cart lids dosed. Fl, tten plastic bottles to SawC spa CC. Flatten cardboard -place in slotted dumpsters. No plastic bags tx trash mixed with regding. Never leave items on the groundl ld/estrpns o6aurmgcNng7 _ aonge covnrysdid wosreMonagemenr 919-9d8-2W 3_ Dispose of Grease Properly _-- Restaurants must recycle oil and grease. Never pour oil, tars or grease down drains, inside or out. Cover oil when transporting from kitchen to outside cenminn to avoid splashing and spills. Wipe down outside of containers dean up spills. Keep grates clear. Y Close container lids alter each - far u dons wni ct ecollettar k'fedon unto! rs Send Only RAIN Down the Storm Drain No garbage No wash water - Nocontaminatedrunoff rnwnmeh,PtltllncodrMCM'-oresM.s-ae Porossislmce to ident' - Farm dmins on rt rfymgx ynurpmpn y - -- - ormdl.11011,11- pevenb'on, milthe Lhnpel Hill I .� - - 9[ormwofer Mon Q—nt Qlvislon: 919-959-7246 .. Smrm drains lead m creeks ondlordan Lake! Pollution Prevention and Good Housekeeping for Municipal Operations • Current Efforts • Inspect and evaluate all Municipal facilities • Operation and maintenance program for all facilities • Conduct annual staff training • Develop a Spill Prevention, Control, and Countermeasures Plan (SPCC) • Each community owned facility has had an audit performed. This audit is updated annually and changes to reduce stormwater pollution are encouraged. Pollution Prevention and Good Housekeeping I� 1 y �q�YS49M5y nU' A ➢MGM - 1 � ..f _tit.• - - .. , ., r 'f' ��llllll 41 -: _ oli r t � � DEQ Enforcement • NC Division of Environmental Quality (DEQ) • Oversees NPDES Phase II Permits for EPA. • Permit allows for DWQ to fine Municipalities. • Fine 's can be as large as $25,000/day/violation • More than one violation could result in more than $25,000/day fines until situation is rectified. • DEQ conducts audits of Phase I and Phase II Communities. Thank you!