N.H. Code Admin. R. Env-Wq 1703.27

Current through Register No. 25, June 20, 2024

Section Env-Wq 1703.27 - Saltwater Acute Aquatic Life Criteria for Ammonia at a Salinity of 10 g/kg

The values shown in Table 1703-5 shall be used to determine saltwater acute aquatic life criteria for ammonia, in milligrams of NH₃ per liter (mg NH₃/l), for a salinity of 10 g/kg:

Table 1703-5: Saltwater Acute Aquatic Life Criteria for Ammonia in mg NH3/l; Salinity = 10 g/kg
pH	Temperature (°C)
	0	5	10	15	20	25	30	35
7.0	270	191	131	92	62	44	29	21
7.2	175	121	83	58	40	27	19	13
7.4	110	77	52	35	25	17	12	8.3
7.6	69	48	33	23	16	11	7.7	5.6
7.8	44	31	21	15	10	7.1	5.0	3.5
8.0	27	19	13	9.4	6.4	4.6	3.1	2.3
8.2	18	12	8.5	5.8	4.2	2.9	2.1	1.5
8.4	11	7.9	5.4	3.7	2.7	1.9	1.4	1.0
8.6	7.3	5.0	3.5	2.5	1.8	1.3	0.98	0.75
8.8	4.6	3.3	2.3	1.7	1.2	0.92	0.71	0.56
9.0	2.9	2.1	1.5	1.1	0.85	0.67	0.52	0.44

N.H. Code Admin. R. Env-Wq 1703.27

(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.