USGS - Science for  changing world

Table 2. Selected organic compounds for which analyses obtained and detection limits, San Marcos Springs, San Marcos, Texas, July–August 1994

[mg/L, micrograms per liter; <, less than detection limit]

Selected organic
compounds

Detection limit
(mg/L)

PCB

<0.1

Polychlorinated naphthalene

<.10

Aldrin

<.010

Chlordane

<.1

Diazinon

<.010

Ethion

<.010

Heptachlor

<.010

Dieldrin

<.010

Endosulfan

<.010

Lindane

<.010

Malathion

<.010

Methoxychlor

<.01

Methylparathion

<.01

Mirex

<.01

Parathion

<.01

Perthane

<.1

Silvex

<.01

Toxaphene

<1

Trithion

<.01

2,4-D

<.01

2,4-DP

<.01

2,4,5-T

<.01

           

Back to:

Organic Compounds