Nick's Lake Air Monitoring Site Trends (1987-2006)

Nicks Lake Acid Deposition Data, 1987 - 2006
Station	Year	Precip. in	pH	[SO4] ippm	[NO3] ippm	[NH4] ippm	SO4 Dep. kg/ha	NO3 Dep. kg/ha	NH4 Dep. kg/ha
Nicks Lake	87	44.71	4.21	4.00	2.66	0.14
Nicks Lake	88	41.41	4.47	2.24	1.65	0.24	23.51	17.41	2.53
Nicks Lake	89	46.16	4.31	2.11	1.72	0.43	24.71	20.21	5.05
Nicks Lake	90	56.88	4.25	2.30	1.63	0.35	33.18	23.51	5.07
Nicks Lake	91	44.86	4.25	2.35	1.85	0.40	26.77	21.13	4.57
Nicks Lake	92	44.90	4.28	2.25	1.47	0.33	25.70	16.71	3.74
Nicks Lake	93	43.01	4.32	2.46	1.62	0.59	26.83	17.66	6.46
Nicks Lake	94	43.55	4.44	2.10	1.55	0.55	23.23	17.14	6.03
Nicks Lake	95	39.24	4.45	1.60	1.57	0.44	15.96	15.63	4.38
Nicks Lake	96	51.44	4.38	1.85	1.78	0.46	24.15	23.25	6.06
Nicks Lake	97	37.49	4.35	1.79	2.00	0.44	17.94	20.03	4.42
Nicks Lake	98	46.07	4.46	1.86	1.57	0.44	21.72	18.38	5.13
Nicks Lake	99	41.05	4.49	1.42	1.33	0.33	14.85	13.89	3.45
Nicks Lake	00	51.72	4.44	1.41	1.67	0.36	18.47	21.98	4.74
Nicks Lake	01	45.21	4.52	1.34	1.44	0.35	15.40	16.59	4.00
Nicks Lake	02	52.54	4.58	1.32	1.53	0.32	17.55	20.40	4.27
Nicks Lake	03	49.50	4.62	1.18	1.39	0.34	14.47	17.92	4.19
Nicks Lake	04	50.03	4.60	1.68	1.38	0.38	21.29	17.35	4.84
Nicks Lake	05	47.06	4.58	1.03	1.28	0.33	12.30	15.27	4.23
Nicks Lake	06	58.16	4.67	1.02	1.00	0.24	15.01	14.53	3.48

Blanks indicate that the rainfall criteria were not satisfied. That is, analysis of at least 75% of the annual and 50% of the quarterly precipitation.