Overview
SHELTER IN PARKING LOT OF INTERSECTION OF MARGINAL WAY & PREBLE is an operational air monitoring station in Portland, Maine, United States. It is part of the Maine D.E.P. Bureau Of Air Quality Control network.
SHELTER IN PARKING LOT OF INTERSECTION OF MARGINAL WAY & PREBLE is an air monitoring station located at 26 Marginal Way in Portland, Maine, United States. The station is operated by the Maine D.E.P. Bureau Of Air Quality Control and is part of the state's ambient air quality monitoring network. It serves the Portland metropolitan area, providing data on criteria pollutants and other atmospheric parameters. The station operates under the regulatory framework of the U.S. Environmental Protection Agency's (EPA) Air Quality System (AQS). As part of the Maine network, it contributes to compliance monitoring for National Ambient Air Quality Standards (NAAQS). Typical air monitoring stations in this region measure pollutants such as ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, and sulfur dioxide, using federal reference or equivalent methods. This station plays a key role in assessing air quality in Portland, a coastal city with a mix of urban, industrial, and port-related emissions. Continuous monitoring helps track pollution trends, support public health advisories, and inform state and federal regulatory decisions. The data collected aids in understanding local air quality dynamics and the effectiveness of emission control strategies.
Environmental context
Portland, Maine, experiences air quality influenced by urban emissions, marine influences, and seasonal variations. The station's location at a parking lot intersection near Marginal Way provides representative sampling of roadside and urban background conditions. Monitoring at this site helps capture pollutants from traffic and nearby industrial activities, contributing to the regional air quality assessment under the EPA AQS network.
Frequently asked questions
The station is located at 26 Marginal Way in Portland, Maine, United States.
As part of the Maine D.E.P. network, the station likely measures criteria pollutants such as ozone, particulate matter, nitrogen dioxide, and sulfur dioxide, following EPA reference methods.
The station is operated by the Maine D.E.P. Bureau Of Air Quality Control, based in Augusta.
Air monitoring stations in the U.S. operate under the EPA's Air Quality System (AQS) and must comply with National Ambient Air Quality Standards (NAAQS) set by the Clean Air Act.
Air monitoring in Portland helps track pollution from urban traffic, port activities, and industrial sources, supporting public health advisories and regulatory compliance with federal air quality standards.
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