Environmental Information

To support the construction and maintenance activities that provide patrons with safe roads, bridges and tunnels and to protect and where possible enhance the environment.

If you see an illicit discharge or storm water issue please Contact Us.

Contracts:

The following construction contracts require a Construction General Permit under the National Pollution Discharge Elimination System Phase II (NPDES).

     None at this time

As part of MTA's NPDES program, the authority solicits public comment concerning MTA's Best Management Practices for storm water drainage during construction.


Public Information:

Central Artery/Tunnel Project - Notice of Project Change - 6/30/08
    Notice of Project Change Form (3 MB PDF)
        Appendices:
        1. MWRA's Rulings on MTA's Requests for Reconsideration, February 7, 2007 
        (5 MB PDF)
        2. MTA's Phase II General Permit for Small MS4 Operators Letter, June 29, 2007 
        (323 KB PDF)
        3. MWRA Compliance Letter, dated September 26, 2007 (783 KB PDF)
        4. Infiltration Reduction Report (1.6 MB PDF)
        5. WJE Stem to Stern Safety Review (188 KB PDF)
        6. TTR Final Water Quality Study (3.1 MB PDF)
        7. Groundwater Re-injection Alternative Analysis (6 MB PDF)
        8. DST Bypass - Conceptual Design Calculation and Plans (3.8 MB PDF)
        9. Hydrologic/Hydraulic Analysis (6.7 MB PDF)
        10. Storm Water Bypass Preliminary Design (1.9 MB PDF)
        11. Aerial Photographs of Low Point Pump Stations and Proposed Discharge
        Locations (850 KB PDF)
        12. Tunnel Water Bypass - Results of Vehicle Carry Through Study (677 KB PFD)

2008 Yearly Operational Plan (140 KB PDF)

MTA Vegetation Management Plan, January 2007 - January 2011 (362 KB PDF)


As part of the Masspike's storm water compliance program we provide the following public education links:

Environmental Organizations

Stormwater Regulations

"After the Storm" - Stormwater Pollution Solutions (429 KB PDF provided by the EPA)

Protecting Water Quality from Urban Runoff (241 KB PDF provided by the EPA)

Stormwater Phase II Final Rule Fact Sheet 2.5: Illicit Discharge Detection and Elimination Minimum Control Measure (262 KB PDF provided by the EPA)

USGS Web site: Massachusetts-Rhode Island Water Science Center

US EPA Web site: Water Information for Children

Federal Water Pollution Control Act (1 MB PDF provided by the California EPA State Water Resources Control Board)