Section Env-Wq 1703.20 - Risk Factors for Human Health Criteria(a) The department shall use a risk factor of one in 1,000,000 when determining human health criteria for all new discharges.(b) The department shall use a one in 1,000,000 risk factor when determining human health criteria for any modification to a permit for an existing discharge unless the applicant for a water discharge permit can demonstrate that the criteria obtained using the one in 1,000,000 risk factor cannot be achieved because it is either technologically impossible or economically unfeasible.(c) When establishing an alternative risk factor under (b), above, the department shall not allow a risk factor greater than one in 100,000.N.H. Code Admin. R. Env-Wq 1703.20
(See Revision Note #1 at chapter heading for Env-Wq 1700) #7151, eff 12-10-99; ss by #9034, INTERIM, eff 12-10-07; ss by #9162, eff 5-21-08 (See Revision Note #2 at chapter heading for Env-Wq 1700)
Amended by Volume XXXVI Number 49, Filed December 8, 2016, Proposed by #12042, Effective 12/1/2016, Expires 12/1/2026.