Compound
micro
g/l

Well O

Well P

Well Q

Well R

Well S

Well T

Comp-
arison
Value

Year
1982

Sample date 1/30

Sample date 2/8

Sample date 2/8

Sample date 1/29

Sample date 2/6

Sample date 1/30

Methylene
Chloride

ND

ND

ND

ND

ND

ND

2(MCL)

1,2-Dichloro-
ethane

ND

ND

ND

ND

ND

ND

0.4(CREG)

Chloro-
form

2,295

ND

2.0

18.5

ND

1.7

6(CREG)

Carbon
Tetra-
chloride

1,140

ND

ND

5.6

ND

ND

0.3(CREG)

1,2-Dichloro
propane

86.0

ND

ND

ND

ND

ND

5(MCL)

Trichloro
ethylene

185

ND

0.5

1.0

ND

ND

1(MCL)

Benzene

609

ND

0.5

3.0

ND

3.0

1(MCL)

1,1,2,2 Tetra-
chloro-
ethane

350

35.0

8.5

ND

9.2

ND

400(EMEG)

Toluene

45.0

ND

1.0

ND

ND

ND

1000(MCL)

Chloro-
benzene

364

ND

ND

ND

ND

ND

50(MCL)

Ethyl
benzene

ND

ND

ND

ND

ND

ND

700(MCL)

Xylene

ND

ND

ND

ND

5.0

ND

1000(MCL)