Does 'Pesticide concentrations should not exceed USEPA's Ambient Water Quality chronic criteria values where available.' provide a contradiction to the established premise 'If the USEPA has an Ambient Water Quality value availalbe, pesticide concentrations should not exceed those values.'
Pesticide concentrations should not exceed USEPA's Ambient Water Quality chronic criteria values where available.###If the USEPA has an Ambient Water Quality value availalbe, pesticide concentrations should not exceed those values.