Figure: 30 TAC §290.108(c)(1)(B)(i)

Table A: Detection Limits for Radionuclides

Contaminant

Detection limit

Gross alpha particle activity

3 picoCuries per liter (pCi/L)

Radium 226

1 pCi/L

Radium 228

1 pCi/L

Uranium

1 microgram per liter