170 likes | 390 Views
Stormwater General Permits. Solid Waste facility operator training. John Bailey, P.E. Permits Branch Manager Water Division. Stormwater.
E N D
Stormwater General Permits Solid Waste facility operator training John Bailey, P.E. Permits Branch ManagerWater Division
Stormwater Stormwater can pick up debris, chemicals, dirt, and other pollutants and flow into a storm sewer system or directly to a lake, stream, river, wetland, or coastal water. Anything that enters a storm sewer system is discharged untreated into the water bodies we use for swimming, fishing, and providing drinking water.
Stormwater Permits • General Permit vs Individual Permit • Individual Permits – Case by Case • General – Similar Activities • General Permits • Industrial Stormwater General Permit (IGP) ARR000000 • Sanitary Landfill General Permit ARG160000
NPDES Industrial Stormwater General Permit ARR000000 Twin Oaks Landfill in Anderson, Texas
What does an Industrial Stormwater Permit ARR000000 cover? Stormwater discharges associated with an industrial activity as defined in 40 CFR 122.26(b)(14)(i) – (xi) are required to obtain coverage under the Industrial Stormwater General Permit ARR000000. Landfills 40 CFR 122.26(b)(14)(v) Stormwater outfall in Milwaukee
Activities Exposed to Stormwater (40 CFR 122.26 (b)(14) Equipment maintenance Storage Haul Roads Etc. What does an Industrial Stormwater Permit ARR000000 cover? (cont’d)
Required Documents for Coverage under ARR000000 Permit Notice of Intent (NOI); Site map indicating the location of the facility, stormwater controls, and outfalls; Stormwater Pollution Prevention Plan; $200 Permit fee as required by Reg. 9.404.
What is a Stormwater Pollution Prevention Plan (SWPPP)? Describes the facility and its operations Identifies potential sources of stormwater pollution at the facility Specifies appropriate Best Management Practices or pollution control measures to reduce the discharge of pollutants in stormwater runoff
Permit Requirements • Parameter Benchmark Monitoring • Quarterly Visual Inspections • Investigate the Site • Document Findings • Annual Report (January 31st)
Monitoring Period • Period: January 1 - December 31 of a calendar year. • Monitoring Frequency: • At least twice within the monitoring period. • Sampling Timeframes: One sample must be taken in each of the following time frames: • January-June • July-December
No Exposure • Industrial facilities may qualify for an exclusion from storm water permitting if the operator can certify that there is “no exposure” to storm water of industrial materials or activities. • If the facility operator can certify that a condition of no exposure exists, he/she must complete a no exposure certification form and send it to ADEQ. • No exposure must be re-certified by the facility operator every 5 years from the anniversary date of when the form was first submitted.
Sanitary Landfills General Permit ARG160000 Coal Ash Disposal Landfill in Perry County, Alabama
What does a General Permit for Sanitary Landfills ARG160000 cover? The permit provides coverage for discharges of uncontaminated stormwater runoff which has been collected in an approved sedimentation pond at Sanitary Landfills (Class I, III, and IV). Facilities are authorized to discharge this uncontaminated stormwater to Waters of the State of Arkansas subject to the terms of the permit.
Authorization • For uncontaminated stormwater from inactive areas that commingle with closed portions. • Sedimentation Pond designed for 25 year 24 hour (approx. 7 inches); • State Construction Permit; and • Pond Dewatered as soon as possible. • Leachate is specifically prohibited from entering the sedimentation pond(s). [Individual Permit]
Permit Monitoring Requirements • Discharge greater than 25 year 24 hour? • Burden of proof is on permittee • Sample taken during first 30 minutes of Discharge.
Required Documents for Coverage under ARG160000 Permit Notice of Intent (NOI); State construction permit number and a statement that the facility was constructed in accordance with the plans and specifications approved by the Department, if necessary; Topographic map indicating the location of the facility, treatment areas, and outfalls; Disclosure Form as required by Reg. 8.204, and; $200 Permit fee as required by Reg. 9.404.