WebSMURF: Observation Results

Observed data: Dissolved Oxygen (DO) for river section 'Tipton to confluence of Wolverhampton and Olbury Arms, Bescot'

Graph of Dissolved Oxygen (DO) - data tabulated below

The graph shows how dissolved oxygen (do) data for this river section has changed over time.

Date of observation	centile10 (mg/l)	centile50 (mg/l)	centile90 (mg/l)	count	max (mg/l)	mean (mg/l)	min (mg/l)
10/1989	3.27	6.60	8.54	22	9.20	6.26	2.50
10/1990	3.90	5.40	9.10	31	11.60	5.83	2.80
10/1991	3.00	5.20	6.60	36	6.90	5.09	2.60
10/1992	7.42	9.10	9.68	33	10.70	8.58	4.20
10/1993	8.32	10.05	11.18	32	12.80	9.85	6.50
10/1994	7.14	9.50	12.48	35	15.20	9.83	6.80
10/1995	7.60	10.10	16.87	14	18.70	10.86	4.30
10/1996	6.14	8.10	11.92	13	12.80	8.42	5.10
10/1997	7.93	9.75	10.95	10	15.10	9.84	7.30
10/1998	8.69	10.61	11.30	12	13.10	9.97	3.98
10/1999	8.61	9.70	10.40	11	10.60	9.52	8.33
10/2000	9.04	10.22	12.12	12	13.90	10.42	8.68
10/2001	7.63	9.52	11.65	12	20.80	10.01	5.14
10/2002	8.66	9.12	9.16	3	9.17	8.94	8.54

The table shows how dissolved oxygen (do) data for this river section has changed over time.