GeoData @ UCB

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1. Massachusetts Outstanding Resource Waters

1997. Harvard Map Collection. This datalayer delineates those areas afforded Outstanding Resource Waters classification under the Massachusetts Surface Water Quality Standards o...

2. Massachusetts Sewered Service Areas

1. Harvard Map Collection. This datalayer displays town boundaries and sewered serviced areas within the MAPC region of Massachusetts. Data was compiled from individual sewer...

3. Massachusetts Sewered Serviced Areas

1. Harvard Map Collection. This datalayer displays town boundaries and sewered serviced areas within the MAPC region of Massachusetts. Data was compiled from individual sewer...

4. Massachusetts Telephone Area Codes

1998. Harvard Map Collection. This datalayer is a polygon coverage for telephone area code exchanges for each town in Massachusetts. The Massachusetts Electronic Atlas (MEA) wa...