Finance Committee

Table 1-1. IDDE Program Implementation Timeline... eee reseenesneeseeneeneseeneeresieensessaseneeneeneenss 5
Table 6-1. Field Equipment — Dry Weather Outfall Screening and Sampling.........ccccceeee eects 14

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Appendix A — Nashua Revised Ordinances Article XX XI Stormwater Management

Appendix B — List of Impaired Waters Storm System Mapping

Appendix C — Outfall Inventory and Priority Ranking Matrix

Table of Contents

Illic it Disc harge Detection and Himimation Plan

11
1.2
1.3

21
2.2

3.1

3.2

5.1

5.2

6.1

6.2

7.1

Attachment A

Illicit Discharge Detection and Elimination
(IDDE) Program

Nashua, New Hampshire

Prepared By:
City of Nashua &
Hazen and Sawyer

Using the Template Prepared By:
Seacoast Stormwater Coalition &
Manchester/ Nashua Stormwater Coalition

EPA NPDES Stormwater Permit Number NHR041021
EPA NPDES Wastewater Permit Number NH010070

City of Nashua, NH
MS4 Assistance 2021-2022
Scope of Work for Engineering Services

Schedule:

Task 1: Begin no later than February 28, 2021 and end prior to May 31, 2021
Task 2: Begin no later than February 28, 2021 and end prior to May 31, 2021
Task 3: Begin no later than February 28, 2021 and end prior to May 31, 2021
Task 4: Begin no later than July 1, 2021 and end prior to May 31, 2022

Task 5: Begin no later than July 1, 2021 and end prior to May 31, 2022

Task 6: Begin no later than July 1, 2021 and end prior to May 31, 2022

City of Nashua, NH
MS4 Assistance 2021-2022
Scope of Work for Engineering Services

6. BMP Potential Retrofit Inventory

City of Nashua, NH
MS4 Assistance 2021-2022
Scope of Work for Engineering Services

City of Nashua, NH
MS4 Assistance 2021-2022
Scope of Work for Engineering Services

e employee training for handling these products

e Spill Prevention Plans, if applicable

e Procedures for dumpsters and other waste management equipment.
e Routine sweeping of parking lots

Vehicles and equipment: Establish procedures to include:
e vehicle storage to prevent leaks from entering the MS4
e minimizing exposure of fueling areas
e procedures to ensure that vehicle wash waters are not discharged to the MS4 or surface waters

January 21, 2021 EXHIBIT B

City of Nashua, NH
MS4 Assistance 2021-2022
Scope of Work for Engineering Services

This document sets out the scope of services to assist in maintaining Nashua’s compliance with the 2017 New
Hampshire Phase II Small MS4 General Permit (the Permit) through December 31, 2022. These services are
outlined below.

Scope

32.

terms or conditions of the contract shall be valid unless reduced to writing and signed by both
parties.

CHOICE OF LAW AND VENUE This contract shall be governed exclusively by the laws of the
State of New Hampshire and any claim or action brought relating to this contract, the work
performed or contracted to be performed thereunder, or referable in anyway thereto shall be
brought in Hillsborough County (New Hampshire) Superior Court Souther Judicial District or in
the New Hampshire 9th Circuit Court—Nashua and not elsewhere