Time Line

1977 June -July

Fecal coliform data (sampling by town of OB) 

* total coliforms from <6.8 to >11,000 per 100 ml and fecal coliforms from 0 to 430 per 100 ml (highly variable water quality depending on sampling point)

* Note: some of these data far exceeded shellfish standards (fecal coliforms 14 per 100 ml) and a few exceeded swimming standards (200 per 100 ml) 

reference:
1979 report by Richard Packer, Massachusetts Dept. of Environmental Quality Engineering