Laserfiche WebLink
APPENDlt]C A - SWMP {oomt.) ~ Page 2-A <br />You can rhea tree the USGS map se a guide for proparing your ate mtp, whiff wt71 be more detailed. ltegardleas of the <br />sours oP t6e base map, the site map mode to be of suitable sak m show the lndusuial portion of the facility a~ the <br />feaatres within it. <br />-+ Locations of soozmwater outfalla: <br />If the sim has a s0otmwater draitage ttyatern, the locatie® of outfttlla is a simple task. Indiate oa the map where <br />pipeline outfaUs are, as well ae rite geatxd layout of the dtttioage system sub as inlets. grates, pipelines, eu. If <br />stormwatet ie amveyed war lam without a developed storm drainage system, the paints where runoff collects a~ <br />ruse off must be located. <br />-. Draimrge bavios for each outfall: <br />Field inspecttm can tuually aecornplish this task wilh aeot~lable accuracy. Look for high areas such as treats of <br />parking lots. roads, etc. which wt>ttld farm the divlaion between drainages. Gullies sad awake ar+e i~icatora of <br />srormwater flow direction. Obviously, if runoff is observed doting s storm, most uacertaintita can be eliminated. <br />~+ Surface water bodies fwclttding dry water oottrses): <br />Mark on the site tnap a~ surface water bodies, ltr]uding lakes, streams, springs. wetlands. detention ponds, <br />roadside or irrigation ditches, ate. 4hese do not nexararily need m br within dre facility, bur may be adjacent b it <br />or impacted by stormwater rtmoff. Also intdttde any existing storm xvuers. <br />-~ Exisfing st<ttcttsal conrtol measures m reduce amrmwater polluton: <br />Show on the map the location of tttry sitvcOtra] attttmtvatrx po~lludam oomrol taea~rrea, such as detention ponds, <br />divettion dirt,Les, oovernd matrtitl atosage stress, fuel from eeooodary oomaiatmnt structures. ate. <br />in addition, there are several other faaturra which could be included m maloe the SWMP a more comprehensive sad <br />usable plan. For example, later sections of the SWMP will include requirements for spill prevention procedures, which <br />can include a site map ahowiag where materials are stored. By including the following items on the site map, all <br />inform•_at-io'n_ wyou~ld- be ~in~Jone placew~pa sdagle base map. <br />"'~ Matertals Landhog and "~""'6 areas <br />-- Materials storage areas <br />-- Paved a~ unpaved areas (for hydrologic asamsmeals) <br />1. !)rntst~iss q/1'~Id 1slaBaswt Soave+estYaMetLi ltstrralsr~ <br />llte plan shall provide a deurr>pgat of aQpotetttial sources (aettviGfes and materials) wkiek may rrosonably be <br />tsptdtd a7 add pafTraanJS m s0ansttna0er dlsekaryes. Sack sotatcu may 6telade haul roadc, egaipment storttge and <br />maintenatcc arras, furl srorttgr atroas, ale. <br />In cock cart when trormwatlrr pot1a71on potntga/ edttt, ~propviatt pvrt+tntlve atcaswrt must be taken and <br />doctanenocd <br />This section of the S9VMP summarizes the existing pottmtial for aroemwater contamination at the site. It is a narrative <br />description which states what is aroted, where it is stored, how it is treed, what has been used, eu. These can include <br />such pollutatas as fuels, oils. detergents. pesticides, Lrrbicides, fertitimera, etc. <br />3. Sssnswtsr ~taEllj Cawtrob <br />Eaeb aaisiisg site eotKrrd by this pAms akaQ derebp a druripNott of atormwatrr gtwfity cortlrob appropviaot for <br />that sin, and brtplement stick cotsbislt. 71re opprnpviatsnstt mid ptioriNts ojconlrols is drt plan shag trJled <br />idertgfltY posentlal totrrrw ojpoArmrtts at tilt site. 7>tt deunlptkss of ttbrmwartr gadBj eonovls shall address <br />tlu JoUowltry mWmwa eaatpo+sents, trsdrdlag a sektdal< for iatpiatttndng sash eorwols: <br />'This section of the SWMP, whm oompiaed, will spell out what the fialiry h doing to control stormwater pollution, <br />what the facility will do in the future, whm Beat Managemem Practieea (BMYs) will be implemented. and who at the <br />facility is respoffiible for the plan. <br />