Fecal coliforms per 100 grams
Species Geometric Mean Upper 10%
Soft Clam 50 130
Hard Clam 20 70
Surf clam 20 70
Oyster 20 70
End-product Standards For Each Process Batch Of Shellfish
Fecal Coliforms per 100 grams
No. of Shellfish Geometric Mean One Sample No Sample
Samples Species Not to Exceed May Exceed To Exceed
1 S.C. - - 170
O., H.C - - 100
2 S.C 125 - 170
0., H.C. 75 - 100
3 S.C. 110 - 170
0., H.C. 45 - 100
5 S.C. 50 100 170
0., H.C. 20 45 100
10 S.C. 50 130 170
0., H.C. 20 70 100
S.C. = Soft Clam; O. = Oyster; H.C. = Hard Clam
Del. Admin. Code tit. 7, 5000, 7400, 7402, app 6