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Home My WebLink AboutNCS000540_WSWP Program Review Audit Report_20220602COMPLIANCE AUDIT/PROGRAM REVIEW REPORT FOR MOORESVILLE WATER SUPPLY WATERSHED PROTECTION PROGRAM ID NO. WSMU_MRSV Mooresville, NORTH CAROLINA 413 North Main Street Mooresville, NC 28115 Audit Date: April 13, 2022 Report Date: June 2, 2022 North Carolina Department of Environmental Quality Division of Energy, Mineral & Land Resources Stormwater Program 512 N. Salisbury Street, 6th floor 1612 Mail Service Center Raleigh, NC 27699-1612 WSWP Program Audit Report Mooresville, NC: WSWP ID WSMU MRSV TABLE OF CONTENTS Audit/Program Review Details......................................................................................................................1 PermitteeInformation..................................................................................................................................2 SupportingDocuments..................................................................................................................................3 Program Implementation, ❑ocumentation & Assessment....................................................................... 3-4 Post -Construction Site Runoff Controls.................................................................................................. 7-11 Site Visit Evaluation: Post -Construction Stormwater Control Measure No. 1...................................... 12-13 Site Visit Evaivation: Post -Construction Stormwater Controi Measure No. 2...................................... 14-15 DISCLAIMER This audit consists of an evaluation of program compliance with the issued permit and implementation of the approved Stormwater Management Plan. This audit report does not include a review of all program components, and program deficiencies in addition to those noted may be present. The permittee is required to assess program progress and permit compliance; and to implement the approvers Stormwater Management Plan in accordance with the issued permit. Audit Date: June 2, 2022 ii WSWP Program Audit Report Mooresville, NC: WSWP ID `,NSMU—MRSV Audit/Program Review Details ID Number: Date(s): WSMU—MRSV-2022 April 13, 2022 Minimum Control Measures Evaluated: ® Program Implementation, Documentation & Assessment ❑ Public Education & Outreach ❑ Public Involvement & Participation ❑ Illicit Discharge Detection & Elimination ❑ Construction Site Runoff Controls — No delegated Sediment and Erosion Control Program ❑ Construction Site Runoff Controls — Delegated Sediment and Erosion Control Program ® Post -Construction Site Runoff Controls ❑ Pollution Prevention and Good Housekeeping for Municipal Operations ❑ Total Maximum Daily Loads (TMDLs) Field Site Visits: ❑ Municipal Facilities. Number visited: Goose an item. ❑ MS4Outfalls. Number visited: 1-hc_-,o•se an iie;n. ❑ Construction Sites. Number visited:ar: item. ® Post -Construction Stormwater Runoff Controls. Number visited: 2 ❑ Other: Number visited: Chagse an itern. ❑ Other: Number visited: Choose an item. Inspector(s) Conducting Audit Name, Title Organization Paul Clark NCDEQ-DEMLR Zahid Khan NCDEQ-DEMLR-Mooresville Regional Office Jesse McDonnell NCDEQ-DEMLR-Mooresvilie Re;ional Office Audit Report Author: Signature Date: Audit Report Author: Date: Signature l Audit Report Author: Date Signature I"( ��✓( G ran I/ °?D�°� Audit Date(s): June 2, 2022 Page 1 of 15 WSVVPProgram Audit Report Local Government Information Name: Mooresville Program Effective Date: 19940318 Permit Expiration Date: NA City, State, ZIP: Date of Last Inspection/Audit; Administering program for other local government(s), if applicable: NIA Permit Owner of Record: Primary IMS4 Representatives Participating in Audit Name, Title Organization [)2nn- VY�!Scn Mooresville, Planning and- Comm -unity Dev--lopment Director John Youna. Mooresville, 'Town Engineer Nick Lynch Mooresville, Stormwater Maintenance Supervisor Watersheds Waterbod Classification, Index No Impairments atawba River (Lake NormAn) Byers Creek WS-!V, Comehus Creek %AIS-VI, CA, South Fork Withrow Creek C_12-108-21-3-2 Back Creek WS-H, HQ%A1, Coddle Creek Rocky River C, 13-17 West Branch Rocky River C, 13-17-3 WSWP Program Audit Report Mooresville, NC: WSWP ID WSMIJ_MRSV Supporting Documents Item Number 1 Town of Mooresville unified Development Ordinance (2/22/2022) online https://wvrw. mooresvillenc.gov/DocumentCenter/View/7589/UD0-2022 Town of Mooresville Unified Development Ordinance (2/22/2022) — digital 2 During copy Tmvn of Mooresville Code of Ordinances — Post Construction and Illicit Discharge and Connection - During, after https://library.municode.com/nc;mc-oresville/codes/code_oi`—ordinances?rode Id=PTIICOOR CFI25POCOILDICO Town of Mooresville Previous Zoning Ordinance (8/4/2021) 4 https://www.mooresvillenc.gov/DocumentCenter/thew/6231/Zoning- online Ordinance Town of Mooresville Previous Zoning Ordinance (8/4/2021) — digital copy 5 During 6 Mooresville Ordinance —Article 14 WSW Regulations -date? (20210629 digital Before copy entered in LF) 7 Mooresville WSWP Area boundary map During 8 Mooresville — Engineering o-chart During 9 Mooresville — PCD o-chart During 10 UNC-SOG training information During 11 1DT (application tracking system) demonstrated During 12 Manufacturers-1993 During 13 Manufacturers_2021 During 14 Mooresville Business Park Eas'i- plans_20200416 During :i5 Mooresville Business Park East iaycut_2018 During Durin 16 10/70 Folders dots During 17 BUA Averaging DEQ— 202012 folder doc5 During 18 DEQ Audit 202203, Watershed 202101 folder dots Audit Date(s): June 2, 2022 Page 3 of 15 WSWP Program Audit Report Mooresville, NC: WSWP ID WSMU_MRSV Program Implementation, Documentation & Assessment Staff Danny 'Wilson, Planning and Community Development Director Interviewed: (Name, Title, Role) Topic Program Requirement Status rtin g Doc oc No. Staffing and LG maintained adequate funding and staffing to implement and manage and meet Funding all requirements of WSWP program. Yes 1,2 LG has specific position(s)responsible for the overall coordination, implementation, and revision of the program. Yes, Responsibilities for all components of the WSWP program are documented and position(s) assignments provided. Yes 5,0,1.0 LG is current on payment of invoiced administering and compliance monitoring Not fees (see stormwater e-payments on DEMLR MS4 web page). Applicable Comments (Briefi_y describe funding mechanism, number of staff, etc.) Danny Wilson and his staff are listed on website and are included on o-chart. Engineering staff that implement some of the WSWP program are also listed cn the .°rebsite. Mooresville is using online system called IDT to track applications (includes application comments, dates associated with different steps of application processing, etc.). The system uses Blue Beare that enables it to link to GIS. IDT can autopopula;te AGOL. neap. Danny can review his staffs reviews. inspections VAII be incorporated into the IDT system within six months. Mooresville is training with UNC-School of Government (SCG) for new and existing employees. Documentation associated vjith training includes responsibilities of different position assignments. In FY23, €vico:'esville plans to add staff positions and restructure department by moving en ineering review positions into Community and Development to create a Oi,e Stop Shea for plan review/ permitting side of private development, which will pull plans review enf;inecring team into Planning and Community Development Department, so those reviews will be done ur,Ciei one departmerit instead of tv,.o. Mooresville will also pOysically combine workspace, so planning staff (including the new engineers), site inspections, and fire marshals will all be in the Same collaborative area to help ensure information sharing and project review. Post construction revievi and maintenance will Stay in stormwater. Progam LG evaluated the performance and effectiveness of the program components at Implementation least annually. Yes 10 and Evaluation ,c. ,� :�� a �� i� Cftt components as necessary to accomplish the intent of the Stormwater Yes 1.0 Program. Comments Tw�cc a . ,eek, staff meet ;o discuss the nevv UDO and pro cot questions. Staff arc trained in he entire application process because project managers take applications through entire process. Staff also meet to ensure application review/processing, consistency. Sometimes preapplication meetings are needed. Currently, iredell County implements the Erosion and Sedimentation Control and Building Permits programs, but Mooresville will begin implementing these programs in September 202.5. Keeping WSWP Ordinance Up to The permittee kept the WSWP ordinance up to date. Yes 1.,2 Date The permittee notified DEMLR of any updates to the WSWP Ordinance. Yes 1,2 Audit Date(s): June 2, 2022 Page 4 of 15 WSWP Program Audit Report Mooresville, NC: WSWP ID WSMU_MRSV Program Implementation, Documentation & Assessment Comments 20220222-Mooresville adopted updated ordinance (UDO) Mooresville needs to send adopted/approved UDO to DECK, =or :approval WSWP Ordinance LG kept an up-to-date version of its WSWP Ordinance available to the Division and Availability the public online. Yes 1.2 Online materials included ordinances, or other regulatory mechanisms, or a list identifying ordinances, or other regulatory mechanisms, providing the legal Yes 1,2 authority necessary to implement and enforce the requirements of the program. Comments (Note what materials are available online) 20210804 Mooresville previous zoning ordinance online. Chapter 4 — Section 4.2 pertains to WSWP. 20220222 Mooresville Unified Development Ordinance, Chapter 3-Section 3.6.2 pertains to WSWP. Stormwater Plan Modifications Did DEMLR require a modification to the Ordinance? No If yes, did the permittee complete the modifications in accordance with the Not established deadline? Applicable Comments (Note date of DEMLR notification, modifications required, and date modifications were completed, as applicable) Sharing Responsibility Is program partially or fully implemented by an entity other than the permittee? No --- If yes, is there a written agreement in place? Not Applicable Comments (List the specific control measures implemented by others that do not have adequate written agreements, if applicable) Written Procedures LG maintained written procedures (i.e., SOPs) for implementing WSWP program. Yes 10,11 Written procedures identified specific action steps, schedules, resources and responsibilities for implementing WSWP program. Yes 10,11 Comments (List the specific minimum measures that do not have adequate written procedures, if applicable) KI ooresw Ile Will send list of trainings and will `, elude the SOPS, etc after training zs completer. Training began April 2022 and lasts about one month. Program LG maintained documentation of all program components including, but not Documentation limited to, inspections, maintenance activities, educational programs, Yes 10,11 implementation of BMPs, enforcement actions etc., on file for period of five years. Comments (List the specific program components that do not have adequate documentation on file and why, if applicable) Mooresville is using online system called IDT to track applications (includes application comments, dates associated with different steps of application processing, etc.). The system uses Blue Seam that enables it to link to GIS. Danny can review his staff's reviews. Inspections will be incorporated into the IDT system within six months. Audit Date(s): June 2, 2022 Page 5 of 15 WSWP Program Audit Report Mooresville, NC: WSWP ID WSMU_MRSV I Program implementation, Documentation & Assessment Comments Mooresville WSWP Program Approval - 19940318 - `:' SW13 ordin nce/rnap/progr urea approved 2C070906 -- DEQ sends email to Nliooresville recommending ordinance changes -no record of approval 29219928 - '%looresville sends water shed map andrev. sed 20210804 zoning ordinance to DEQ for rev°e,., 20211006 _ DEQ provides comments on ordinance 20220124 --Mooresville sends UDO _ Public Hearing wring Draft copy 20220. 18 for revier r 20220202 — DEQ begins review and poses questions - 20220203 — MooresvHle responds to questions 202.20208 DEs9, prcvidos commcnts on UDO— Public Hearing Drat copy 202201103 - 20220222 Mooresville adopts updated UDO — Mooresville needs to send adopted/approved UDO to DEQ for :nnroxtai .1c0j *70 (r eques s must be approves! by Town rgo it ) - 2021.0804 ordinance states 10/70 only allcwed in El (Exclusive Industrial) or GI (General industrial) zoning districts or development must meet standards in 4.2.5 (7) (B). Only one project met non industrial requirements. - 20220222 ordinance states 1.0/70 is allowed in all zoning districts as long as certain conditions are rnet. 20211116 — Mooresville and iredel€ pass joint resolution requesting transfer of 10/70 acres frorn €redell to Mooresville. Mooresville parcels already developed using 10/70, seeking transfer from Iredell "after the fact" Mooresville checks/confirms parcels used 10/70 by first calculating impervious cover using G€S from map and then Mooresville calculates using numbers provided on the plans Dote: one pending ;project dependent upon approval of 10/70 transfer request - No:e: Mooresvil!e has 2200 acres that it wants to develop and may be working, with Rotran County about transfer possibility. Mooresville Town mana er is sneaking with Rowan County manager - 20220513 -- DEQ approves transfer request Variances - Iooresville has had only three applications since beginning of program - 1998 — one minor variance approved Appl€cation Process Mjorkfloty Prea pplication meeting, (if needed), then begin intake process Review concept plan (flat fee to review concept plan) - identify if project is high density, then notify a plicant that add'I info needed - includes built upon area (impervious cover) review After inspection ccrnplwt �, report sent to application/project folder and s nt to appficant Application Processing/Tracking Organization - IDT has folder for each project and the different components (i.e., SCM plans) are included in each folder. - Goal — all applications will be digital in next six months Spreadsheet .. has all applications from submittal to certificate of occupancy - Density averaging to be put in digital system, lots will be flagged, so they cannot be built upon - lnspections from land development process will i)e incorporated into IDT, br€t not SCIaI inspections Violations will be part of IDT sysiern Audit Date(s): June 2, 2022 Page 6 of 15 WSWP Program Audit Report Mooresville, NC: WSWP ID WSMU—MRSV I Post -Construction Site Runoff Controls I Staff Interviewed: (Name, Title, Role) John, Yount, Town Engineer Marissa Meltzer, Stormwater Program Specialist Nick Lynch, Stormwater Maintenance Supervisor Implementation (check all that apply): ❑X The permittee implements the components of this minimum measure. ❑ The permittee relies upon another entity to implement the components of this minimum measure: name of entity ❑ The permittee implements the following deemed -compliant program(s), which meet NPDES MS4 post -construction requirements for the areas where implemented and in compliance with the specific program requirements as provided in 15A NCAC and noted below (Complete Session Law 2006-246 section below): ❑ Water Supply Watershed I (WS-1) —15A NCAC 213.0212 ® Water Supply Watershed II (WS-II) —15A NCAC 213.0214 ❑ Water Supply Watershed III (WS-III) —15A NCAC 26.0215 M Water Supply Watershed IV (WS-IV) —15A NCAC 213.0216 ❑ Freshwater High Quality Waters (HQW) —15A NCAC 2H .1006 ❑ Freshwater Outstanding Resource Waters (ORW) —15A NCAC 2H .1007 ❑ Neuse River Basin Nutrient Sensitive (NSW) Management Strategy —15A NCAC 213.0235 ❑ Tar -Pamlico River Basin Nutrient Sensitive (NSW) Management Strategy —15A NCAC 2B .0258 ❑ Randleman Lake Water Supply Watershed Nutrient Management Strategy —15A NCAC 213.0251 ❑ Universal Stormwater Management Program —15A NCAC 2H .1020 Ordinance(s) (check all that apply): The permittee utilizes the following ordinances and/or regulatory authority to fulfill post construction minimum measure program requirements throughout the MS4 permitted area (check all that apply): M DEQ model ordinance ❑ MS4 designed post -construction practices that meet or exceed 15A NCAC 02H .1000. ❑ DEQ approved comprehensive watershed plan ® DEQ approved ordinance for a deemed -compliant Program (see list above) Instructions: For MS4s not implementing a S.L. 2006-246 deemed -compliant program, complete only the Permit Citation section below. For MS4s implementing a S.L. 2006-246 deemed -compliant program, complete the Session Law 2006-246 section below. If the MS4 does not implement a deemed -compliant program throughout the entire MS4 permitted area, then complete the Permit Citation section below for the permitted orea(s) not covered under the S.L. 2006-246 deemed -compliant program. Audit Date(s): June 2, 2022 Page 7 of 15 WSWP Program Audit Report Mooresville, NC: WSWP ID WSMU_MRSV Post -Construction Site Runoff Controls Session Law 2006- program Requirement 1 Status Supporting 246 1 Doc No. Deemed -Compliant The permittee implements deemed -compliant Program requirements in Program(s) accordance with the applicable 15A NCAC rules. No --- The permittee implements deemed -compliant Program requirements throughout the entire MS4 area (If not, also complete the Permit Citation section below.) No The permittee applies deemed -compliant Program requirements to all federal, state and local government projects within the permitted MS4 area who do not Not m - A....I:-�LI.. rr••-�� have their own NPIDES stormwater permit, The permittee included deerued-compliant r. ogram reporting in the..' M 4 .,.,,.al Reports. The permittee included deemed -compliant Program implementation in their Stormwater Management Plan. Not Applicable --- Comments 2011, Mooresville received NPDES MS4 Phase II perm'st. 2014, Mooresville developcd and got approved MS4 Phase II Stormwater ordir i€ice (used state mouel or dinance to develop f0ooresville uruinance). Moort�aviiie implements FAS4 Phase II stormwater post construction requirements throughcut entire jurisdiction because MS4 requirements are more stringent than water supply watershed protection requirements. Mooresville implements the program for half acre or more of disturbance for nonresidential development and an acre or more for residential development. Topic Program Requirement Status supporting Doc No. Legal Authority Local government (LG) maintained an ordinance or other regulatory mechanism designed to meet the objectives of the Post -Construction Site Runoff Controls Yes 1,3 Stormwater Management Program. If yes, the ordinance applies throughout the corporate limits of the permittee 1,3 (Verify permit coverage area listed in Part I.D of permit and modify Yes accordingly). I.G has authority to review designs and proposals for new development and 1,3 redevelopment to determine whether adequate stormwater control measures will Yes ha inctallpri imnlampntpri anri maintninpri f LG has authority to request information such as stormwater plans, inspection 1,3 I reports, monitoring results, and other information deemed necessary to evaluate Yes compliance with the Post -Construction Stormwater Management Program. LG has authority to enter private property for the purpose of inspecting at 1,3 reasonable times any facilities, equipment, practices, or operations related to Yes Stormwater discharges. Comments (If the permittee relies upon another entity, specifically note the legal authority that allows that entity to implement the program within the MS4 area) Moore vine requires easements to access all Ster mwater Contro Measures (SCMs). During SCM inspection following construction, developers give SCM information to i CA (or applicable entity). Stormwater Control Measures (SCMs) The permittee utilizes strategies which include SCMs. Yes 1,3 Audit Date(s): June 2, 2022 Page 8 of 15 WSWP Program Audit Report Mooresville, NC: WSWP ID WSML'_MRSV Post -Construction Site Runoff Controls SCMs comply with 15A NCAC 02H .1000. Yes 1,3 Comments Plan Reviews LG conducted site plan reviews of all new development and redeveloped sites that Yes 1,3 disturb greater than or equal to half acre or one acre If yes, the site plan reviews addressed how the project applicant meets the performance standards. Yes 1,3 if yes, the site plan reviews addressed how the project will ensure long-term maintenance. Yes 1,3 Comments Inventory of Projects LG maintained an inventory of projects with post -construction structural stormwater control measures installed and implemented at new development and Yes 11 redeveloped sites. Inventory included both public and private sector sites located within LG's corporate limits that are covered by its post -construction ordinance requirements. Yes 11 Comments Mooresville uses IDT and AGOL to document/track/inventory public and private projects. Deed Restrictions LG provided mechanisms such as recorded deed restrictions and protective and Protective covenants that ensure development activities will maintain the project consistent Yes 1,3 Covenants with approved plans. Comments Deed restrictions and/or protective covenants will be recorded on the plat or also recorded in the O&M Mechanism to LG implemented or required an operation and maintenance plan for the long-term 1'3 Require Long-term operation of the SCMs required by the program. Yes Operation and Maintenance The operation and maintenance plan required LG or owner of each SCM to perform 1'3 Yes and maintain a record of annual inspections of each SCM. Annual inspection of permitted structural SCMs are required to be performed by a 1'3 qualified professional. Yes Comments Mooresville uses Survey 123 to do inspections to be able to easily input data into digital tracking/inventory system. Inspections of Local government conducted and documented inspections of each project site Structural covered under performance standards, at least one time during the permit term . Yes 11 Audit Date(s): June 2, 2022 Page 9 of 15 WSWP Program Audit Report Mooresville, NC: WSWP ID WSMU_MRSV Post -Construction Site Runoff Controls 5tormwater Control Before issuing a certificate of occupancy or temporary certificate of occupancy, LG 1.�. Measures conducted post -construction inspection to verify that the permittee's performance Yes standards have been met or a bond is in place to guarantee completion. LG developed and implemented a written inspection program for SCMs installed 3.1 pursuant to the post -construction program. Yes 11 LG documented and maintained records of inspections. Yes 11 LG documented and maintained records of enr-orcemem: actions. I Yes Comments A., ... •. , ,. r :�$S tJullt f,c:FL:ltC�lLit!@i 63CUC.&'bg €€7L6E,€€lL'.1 VPi53k JRVSIf.tiE #dd�L:�tUUII !s,€m. 3I(EJ €UIfI3 r]Eici Ulf.ttid 3r7SlJi"C.C1i}ii ii:°sutLs tilt Lii YdU€tn[S'S�' VV;IU Issues firal approval. AGOL system includes public projects. Private SCIA inspections are di vital pdt, but emaiied. lncentive> pro ;ram - credits given (fee reduced) if S(7%/l is better maintained than required. Inspection results are color Goaded. Compliance determination process: First deficiency noted via cornmunication, then if not addressed, issue first NOV, if not addressed again issue .second NOV. Corrections are usually made by this step and Mooresville has not had to issue fines, UDO and stormvlater ordinances reference each other. Escrow accounts set up to ensure that there are tunds to €naintain the SCNis. Educational LG made available through paper or electronic means, ordinances, post - Materials and construction requirements, design standards checklists, and other materials Training for appropriate for developers. Developers Note: New materials may be developed by LG, or LG may use materials adopted Yes 11 from other programs and adapted to LG's new development and redevelopment program. Comments (if the permittee has adopted materials from other programs, indicate here which materials they are using) Land development process, O&M, all on websiie. Enforcement 11 LG tracked issuance of notices of violation and enforcement actions. Yes If yes, the tracking mechanism included the ability to identify chronic violators 11 for initiation of actions to reduce noncompliance. Yes Comments I New Development i LG complies with post construction program requirements on its own publicly funded construction projects. Yes --- Comments Audit Date(s): June 2, 2022 Page 10 of 15 WSWP Program Audit Report Mooresville, NC: WSWP ID WSML! MRSV Post -Construction Site Runoff Controls Nutrient Sensitive Does the LG have areas draining to Nutrient Sensitive Waters (NSW) pursuant to Waters 15A NCAC 02H .0150? No If yes, does LG use SCMs that reduce nutrient loading in order to meet local program requirements. If yes, does LG also still incorporate the stormwater controls required for the Not Applicable Not project's density level. Applicable Not If yes, does LG also require documentation where it is not feasible to use SCMs that reduce nutrient loading. Applicable Comments (Provide reference for local requirements) Design Volume LG ensured that the design volumes of SCMs take into account the runoff at build Yes out from all surfaces draining to the system. Where "streets" convey stormwater, the local government designed SCMs to be sized to treat and control stormwater runoff from all surfaces draining to the SCM Yes including streets, driveways, and other impervious surfaces. Comments 1,3 1,3 Audit Date(s): June 2, 2022 Page 11 of 15 WSWP Program Audit Report Mooresville, NC: WSWP ID WSMU MRSV Site Visit Evaluation: Post -Construction Stormwater Control Measure No. 1 Site Name: Eden Parl- Date and Time of Site Visit: April 13, 2022 Site Address: SCM Type: sand filter 119 Eden Avenue Mlocresville,NC Most Recent Inspection (Include Date and Entity): 2/18/22 lllamn of Ine nPr4nr/el e�ioliig4eri' 1,/1o!st Recent EnferremQnt Activ' (!nc!!- !1?tP)' Marissa Meitzer Nick Lynch Name(s) and Title(s) of Site Representative(s) Present During the Site Visit: Name Title Paul Clark Water Supply Watershed Protection Coordinator Lahid Khan Supervisor, Mooresville Reg'onal Office Jesse McDonnell Mooresville Regional Office Observations Site Documentation Does the site have an operation and maintenance plan? Yes Operation and K iaintenance Agreement is recorded and tied to the deed, so if the property is sold, it goes with the property, the plan is included within the agreement. Does the site have records of annual inspections? Yes Are they performed by a qualified individual? Yes. ?E, landscape surveyor, or parson with qualified training must perform inspections, except fcr the first inspection. Inspector Training/Knowledge What type of stormwater training does the inspector receive? How often? Will, dick, rv'arissa and engineering inspector receive 11>U3v Udi€ling, eve€y tiiiee yeVS. Did the inspector appear knowledgeable about requirements for post -construction site runoff controls? Yes Audit Date(s): June 2, 2022 Page 12 of 15 WSWP Program Audit Report Mooresville, NC: WSWP ID WSMI!_MRSV Site Visit Evaluation: Post -Construction Stormwater Control Measure No. 1 Did the inspector appear knowledgeable about post -construction BMPs (general purpose/function, components, O&M requirements, etc.)? Yes Inspection Procedures Does the inspector's process include the use of a checklist or other standardized form? What format? Yes, use Survey 123. Does the inspector's process include taking photos? Yes Does the inspector's process include reviewing the site's operation and maintenance plan and records of annual inspections? This was conducted prior to sit e visit Does the inspector's process include walking the entire site and inspecting all points of discharge? Yes Did the inspector miss any obvious operation and maintenance deficiencies? If so, explain: No Does the inspector's process include presenting the inspection findings to the site contact in writing? Inspector planned to share inspection findings with appropria.e people. Compliance/Enforcement What, if any, enforcement actions (verbal warnings, NOV, etc.) did the inspection result in? NA If compliance issues were identified, what timeline for correction/follow-up was provided? NA Notes/Comments/Recommendations This SCM was in worse condition than expected. Some slopes eroding in sorne spots. One outlet pipe filled with sediment. Some erosion around some of the access pipes. Mooresville will follow-up with responsible entity. Audit Date(s): June 2, 2022 Page 13 of 15 WSWP Program Audit Report Mooresville, NC: WSWP ID WSMU MRSV Site Visit Evaluation: Post -Construction Stormwater Control Measure No. 2 Site Name: Avalon Date and Time of Site Visit: April 13, 2022 SCM Type: Storniwater pond Site Address: Hi hcn!My 152 Most Recent MS4 Inspection (Include Date and Entity): Name of MS4 Inspector(s) evaluated: 'Vicar€ssa iviuiLzer Nick Lynch Most Recent MS4 Enforcement Artivity (Include Date): Name(s) and Title(s) of Site Representative(s) present During the Site Visit: Name Title Water Supply Watershed Protection Coordinator Paul Clark Zahio Kean Supervisor, Mooresville Regional Office Jesse McDonc , Mooresville Regional Office Observations Site Documentation Does the site have an operation and maintenance plan? Ye!, Operation and Maintenance Agreement is recorded and tied to the deed, so if th:: property is scald, it goes Lvith the property, the plan is included within the agreement. Does the site have records of annual inspections? Yes Are they performed by a qualified individual? Yes. PE, landscape surveyor, or person vjith qualified draining must perform inspections, except for the first inspection. Inspector Training/Knowledge What type of stormwater training does the inspector receive? How often? Will, Nick, Marissa and engineering inspector receive NCSU training, every three years. Did the inspector appear knowledgeable about requirements for post -construction site runoff controls? Yt s Audit Date(s): June 2, 2022 Page 14 of 15 WSWP Program Audit Report Mooresville, NC: WSWP ID WSMU MRSV Site Visit Evaluation: Post -Construction Stormwater Control Measure No. 2 Did the inspector appear knowledgeable about post -construction BMPs (general purpose/function, components, O&M requirements, etc.)? Yes Inspection Procedures Does the inspector's process include the use of a checklist or other standardized form? What format? Yes, use Survey 1.23. Does the inspector's process include taking photos? Yes Does the inspector's process include reviewing the site's operation and maintenance plan and records of annual inspections? This was conducted prior to site visit Does the inspector's process include walking the entire site and inspecting all points of discharge? Yes Did the inspector miss any obvious operation and maintenance deficiencies? If so, explain: No Does the inspector's process include presenting the inspection findings to the site contact in writing? Inspector planned to share inspection findings with appropriate people. Compliance/Enforcement What, if any, enforcement actions (verbal warnings, NOV, etc.) did the inspection result in? Not sure if this will result in NOV. If compliance issues were identified, what timeline for correction/follow-up was provided? Not sure, see notes. Notes/Comments/Recommendations The entity responsible for maintaining and inspecting the SCM notified Mooresville of erosion around one of outlets from SCM. Mooresville responded to this notification by visiting site. The site visit indicated that erosion around outlet was so severe that a lot of sediment had washed into a drainage and into a receiving creek. Mooresville called DEQ-DWR to report the problem. Mooresville vrill follow-up to ensure that this problem is addressed in a timely manner. Audit Date(s): June 2, 2022 Page 15 of 15