Commonwealth of Massachusetts 

Executive Office of Energy & Environmental Affairs 

Department of Environmental Protection 

One Winter Street Boston, MA 021 OS • 617-282-5500 

DEVALL PATRICK 

Governor 

RICHARD K. SULLIVAN JR. 

Secretary 

KENNETH L. KIMMELL 

Commissioner 

February 19, 2014 

David Webster, Chief 

Water Permits Branch 

Office of Ecosystem Protection 

US EPA- Region 1 

5 Post Office Square, Suite 100 

Boston, MA 02109-3912 

Re: Water Quality Certification NPDES Multi-Sector General Permit 

Dear Mr. Webster: 

Your office has requested the Massachusetts Department of Environmental Protection issue a water 

quality certification pursuant to Section 401(a) of the Federal Clean Water Act ("the Act") and 40 CFR 

124.53 for the above referenced NPDES general permit The Department has reviewed the proposed 

general permit and has determined that the conditions of the general permit will achieve compliance 

with sections 208(e), 301,302,303,306, and 307 of the Federal Act, and with the provisions of the 

Massachusetts Clean Waters Act, M.G.L c.21, ss. 26-53, and regulations promulgated there under. The 

general permit conditions and the requirements prescribed by this certification [listed below] are 

sufficient to comply with the antidegradation provisions of the Massachusetts Surface Water Quality 

Standards [314 CMR 4.04] and the policy [October 6, 1993] implementing those provisions. MassDEP 

reserves its right to modify this certification if changes are made to the said draft permit 

_ Additional conditions required by the Commonwealth of Massachusetts included: 

1. Discharges covered by the general permit must comply with the provisions of 314 CMR 3.00; 

314 CMR 4.00; 314 CMR 9.00; and 310 CMR 10.00 and any other related policies adopted 

under the authority of the Massachusetts Clean Waters Act, MGL c.21, ss. 26-53 and 

Wetlands Protection Act, MGL s. 40. 

New facilities or redevelopment of existing facilities subject to this permit must comply with 

applicable storm water performance standards prescribed by state regulation or policy. A 

permit under 314 CMR 3.04 is not required for existing facilities which meet state storm 

This information is available in alternate format Call Michelle Waters-Ekanem, Diversity Director, at 617-292-5751. TDD# 1-866-539-7622 or 1-617-574-6868 

MassDEP Website: www.mass.gov/dep 

Printed on Recycled Paper 
water performance standards. An application for a permit under 314 CMR 3.00 is required 

only when required under 314 CMR 3.04(2)(b) {designation of a discharge on a case-by-case 

basis} or is otherwise identified in 314 CMR 3.00 or any Department policy as a discharge 

requiring a permit application. Department regulations and policies may be obtained 

through the State House Bookstore or online at www.mass.gov/dep. 

2. The Department may request a copy of the Storm Water Pollution Prevention Plan (SWPPP) 

and the permittee is required to submit theSWPPP to the Department within 14 days of 

such a request. The Department may conduct an inspection bf any facility covered by this 

permit to ensure compliance with state law requirements, including state water quality 

standards. The Department may enforce its certification conditions. 

3. The results of any monitoring [four samples required in the first year of the permit] required 

by this permit must be sent to the appropriate Regional Office of the Department 

[attention: Bureau of Waste Prevention] where the monitoring identifies violations of any 

effluent limits or benchmarks for any parameter for which monitoring is required under this 

permit. In addition, any follow-up monitoring and a description of the corrective actions 

required and undertaken to meet the effluent limits or benchmarks must be sent to the 

appropriate Department Regional Office. 

4. The Massachusetts Coastal Zone Management Program submitted the following conditions 

to be added to the permit in order to meets the Programs' Consistency Review and which 

are included in the requirements of this Water Quality Certification: 

);> In Sector Q [Water Transportation] add copper to the required monitoring 

parameters with a benchmark monitoring concentration as included in the MSGP 

2013 Fact Sheet Part X.B.l.a, Table 1, and Appendix J. 

);> In Sector R [Ship and Boat Building and Repair Yards] add aluminum, iron, lead and 

copper to the list of required monitoring parameters with a benchmark monitoring 

concentration as included in the MSGP 2013 FactSheet Part X.B.l.a, Table 1, and 

AppendixJ. 

);> Modify the monitoring requirements [section 6.2.1.2] for Sectors Q and R such that 

all four of the quarterly monitoring samples must meet the benchmarks rather than 

the average of the four before no further monitoring is required. 

The Department hereby certifies the referenced general permit including the conditions listed 

above by this Department. 

Sincerely, 

David R. Ferris, Director 

Bureau of Resource Protection 

Wastewater Management Program 

cc: Todd Callaghan, MACZM 

Kathleen Keohane