EPA licence data

Gloucester Effluent Results EPA id point No 3

Sample Date	Date Published	Date Obtained	Program	Program Code	Comments	Total Suspended Solids (mg/L)	Biochemical Oxygen Demand (mg/l)	Ammonia (mg/l)	Total Nitrogen (mg/L)
27/03/2012	11/07/2016	11/07/2016	Gloucester STP Wetland Effluent	MCW514		= 2	= 5	= 1.52	= 4.34
26/04/2012	13/08/2012	13/08/2012	Gloucester STP Wetland Effluent	MCW514		= 6	= 3	= 4.77	= 9.8
08/05/2012	13/08/2012	13/08/2012	Gloucester STP Wetland Effluent	MCW514		= 10	= 11	= 4.1	= 39.2
22/06/2012	13/08/2012	13/08/2012	Gloucester STP Wetland Effluent	MCW514		< 2	< 2	= 0.68	= 7.84
17/07/2012	13/08/2012	13/08/2012	Gloucester STP Wetland Effluent	MCW514		= 2	< 2	= 4.07	= 11.4
14/08/2012	31/08/2012	31/08/2012	Gloucester STP Wetland Effluent	MCW514		< 2	< 2	= 4.26	= 10.7
11/09/2012	20/09/2012	20/09/2012	Gloucester STP Wetland Effluent	MCW514		= 2	< 2	= 0.74	= 5.53
09/10/2012	19/10/2012	19/10/2012	Gloucester STP Wetland Effluent	MCW514		= 15	= 6	= 0.2	= 3.66
07/11/2012	23/11/2012	23/11/2012	Gloucester STP Wetland Effluent	MCW514		= 6	= 5	= 1.78	= 3.9
04/12/2012	13/12/2012	13/12/2012	Gloucester STP Wetland Effluent	MCW514		= 11	= 8	= 1	= 3.66
03/01/2013	29/01/2013	29/01/2013	Gloucester STP Wetland Effluent	MCW514		= 6	= 8	= 1.01	= 2.94
30/01/2013	13/02/2013	13/02/2013	Gloucester STP Wetland Effluent	MCW514		= 11	= 5	= 2.14	= 5.6
26/02/2013	12/03/2013	12/03/2013	Gloucester STP Wetland Effluent	MCW514		= 12	= 3	= 2.14	= 8.41
26/03/2013	04/04/2013	04/04/2013	Gloucester STP Wetland Effluent	MCW514		= 15	= 4	= 0.63	= 2.35
23/04/2013	09/05/2013	09/05/2013	Gloucester STP Wetland Effluent	MCW514		= 15	= 4	= 0.48	= 3.96
21/05/2013	28/06/2013	28/06/2013	Gloucester STP Wetland Effluent	MCW514		= 59	< 2	= 4.87	= 9.23
18/06/2013	28/06/2013	28/06/2013	Gloucester STP Wetland Effluent	MCW514		= 23	= 2	= 6.65	= 13.4
16/07/2013	25/07/2013	25/07/2013	Gloucester STP Wetland Effluent	MCW514		= 32	< 2	= 6.12	= 10.4
13/08/2013	03/09/2013	03/09/2013	Gloucester STP Wetland Effluent	MCW514		= 60	= 3	= 8.19	= 15.5
22/08/2013	03/09/2013	03/09/2013	Gloucester STP Wetland Effluent	MCW514	re sample of SS from monthly	= 6
10/09/2013	19/09/2013	19/09/2013	Gloucester STP Wetland Effluent	MCW514		= 41	= 12	= 3.6	= 12.5
09/10/2013	22/10/2013	22/10/2013	Gloucester STP Wetland Effluent	MCW514		= 11	= 4	= 0.46	= 2.84
06/11/2013	05/12/2013	05/12/2013	Gloucester STP Wetland Effluent	MCW514		= 2	= 2	= 0.96	= 2.88
03/12/2013	06/01/2014	06/01/2014	Gloucester STP Wetland Effluent	MCW514		= 24	= 8	= 0.77	= 3.86
02/01/2014	14/01/2014	14/01/2014	Gloucester STP Wetland Effluent	MCW514		= 6	= 8	= 0.98	= 3.26
29/01/2014	12/02/2014	12/02/2014	Gloucester STP Wetland Effluent	MCW514		= 12	= 7	= 1.15	= 4.01
25/02/2014	05/03/2014	05/03/2014	Gloucester STP Wetland Effluent	MCW514		= 9	= 9	= 2.28	= 4.43
25/03/2014	08/04/2014	08/04/2014	Gloucester STP Wetland Effluent	MCW514		= 42	= 4	= 1.33	= 4.07
22/04/2014	12/05/2014	12/05/2014	Gloucester STP Wetland Effluent	MCW514		= 67	= 21	= 1.26	= 4.51
17/06/2014	26/06/2014	26/06/2014	Gloucester STP Wetland Effluent	MCW514		= 6	= 3	= 5.29	= 16
15/07/2014	24/07/2014	24/07/2014	Gloucester STP Wetland Effluent	MCW514		= 22	= 12	= 7.95	= 25.1
12/08/2014	25/08/2014	25/08/2014	Gloucester STP Wetland Effluent	MCW514		= 58	= 9	= 9.62	= 18.2
09/09/2014	26/09/2014	26/09/2014	Gloucester STP Wetland Effluent	MCW514		= 12	= 8	= 6.34	= 21.38
08/10/2014	28/10/2014	28/10/2014	Gloucester STP Wetland Effluent	MCW514		= 10	= 3	= 0.57	= 3.48
05/11/2014	25/11/2014	25/11/2014	Gloucester STP Wetland Effluent	MCW514		= 21	= 8	= 1.93	= 5.56
02/12/2014	12/12/2014	12/12/2014	Gloucester STP Wetland Effluent	MCW514	note high chlorophyll-a results deem high pH, SS and BOD as not been non conformance	= 180	= 21	= 0.96	= 7.83
30/12/2014	12/01/2015	12/01/2015	Gloucester STP Wetland Effluent	MCW514	Note chlorophyll-a above 100ug/L, therefore suspended solids concentration not considered a non conformance.	= 38	= 6	= 0.33	= 5.18
28/01/2015	17/02/2015	17/02/2015	Gloucester STP Wetland Effluent	MCW514		= 44	= 5	= 0.98	= 7.03
24/02/2015	06/03/2015	06/03/2015	Gloucester STP Wetland Effluent	MCW514		= 47	= 8	= 0.61	= 6.44
21/04/2015	01/06/2015	01/06/2015	Gloucester STP Wetland Effluent	MCW514		= 7	< 2	= 5.54	= 7.7
19/05/2015	04/06/2015	04/06/2015	Gloucester STP Wetland Effluent	MCW514		= 28	= 4	= 1.64	= 8.2
16/06/2015	06/07/2015	06/07/2015	Gloucester STP Wetland Effluent	MCW514		= 6	= 6	= 9.08	= 26.6
29/07/2015	29/07/2015	29/07/2015	Gloucester STP Wetland Effluent	MCW514		= 34	= 4	= 3.6	= 17.1
11/08/2015	25/08/2015	25/08/2015	Gloucester STP Wetland Effluent	MCW514		= 66	= 17	= 3.38	= 17.64
08/09/2015	07/10/2015	07/10/2015	Gloucester STP Wetland Effluent	MCW514		= 110	= 5	= 13.6	= 21.1
07/10/2015	27/10/2015	27/10/2015	Gloucester STP Wetland Effluent	MCW514		= 32	= 4	= 14.32	= 19.89
04/11/2015	20/11/2015	20/11/2015	Gloucester STP Wetland Effluent	MCW514		= 4	= 4	= 10.8	= 15.8
01/12/2015	22/12/2015	22/12/2015	Gloucester STP Wetland Effluent	MCW514		= 9	= 5	= 0.56	= 3.7
30/12/2015	22/01/2016	22/01/2016	Gloucester STP Wetland Effluent	MCW514		= 29	= 7	= 1.64	= 6.36
27/01/2016	11/02/2016	11/02/2016	Gloucester STP Wetland Effluent	MCW514		= 6	= 3	= 2.5	= 7.38
23/02/2016	06/04/2016	06/04/2016	Gloucester STP Wetland Effluent	MCW514		= 13	= 3	= 0.12	= 1.38
22/03/2016	06/04/2016	06/04/2016	Gloucester STP Wetland Effluent	MCW514		= 9	= 2	= 0.35	= 1.89
19/04/2016	05/05/2016	05/05/2016	Gloucester STP Wetland Effluent	MCW514		= 17	= 3	= 0.08	= 2.58
17/05/2016	30/05/2016	30/05/2016	Gloucester STP Wetland Effluent	MCW514		= 25	= 16	= 0.54	= 5.04
12/07/2016	22/07/2016	22/07/2016	Gloucester STP Wetland Effluent	MCW514		= 26	= 10	= 0.27	= 13.1
09/08/2016	31/08/2016	31/08/2016	Gloucester STP Wetland Effluent	MCW514		= 4	= 4	= 6.81	= 15.4
06/09/2016	19/09/2016	19/09/2016	Gloucester STP Wetland Effluent	MCW514		< 5	< 2	= 0.04	= 6.04
05/10/2016	25/10/2016	25/10/2016	Gloucester STP Wetland Effluent	MCW514		= 98	= 6	= 0.24	= 2.28
02/11/2016	18/11/2016	18/11/2016	Gloucester STP Wetland Effluent	MCW514		< 2	< 2	= 0.08	= 1.49
24/01/2017	13/02/2017	13/02/2017	Gloucester STP Wetland Effluent	MCW514		= 56	= 12	= 0.07	= 2.62
21/03/2017	04/04/2017	04/04/2017	Gloucester STP Wetland Effluent	MCW514		= 32	= 4	= 2.65	= 8.94
19/04/2017	10/05/2017	10/05/2017	Gloucester STP Wetland Effluent	MCW514		= 33	= 3	= 0.52	= 2.02
16/05/2017	31/05/2017	31/05/2017	Gloucester STP Wetland Effluent	MCW514		= 31	< 2	= 0.86	= 3.98
20/06/2017	10/07/2017	10/07/2017	Gloucester STP Wetland Effluent	MCW514		= 9	< 2	= 2.96	= 11.2
11/07/2017	28/07/2017	28/07/2017	Gloucester STP Wetland Effluent	MCW514		= 21	= 6	= 0.29	= 10.7
08/08/2017	29/08/2017	29/08/2017	Gloucester STP Wetland Effluent	MCW514		= 33	= 7	= 1.3	= 12.6
05/09/2017	22/09/2017	22/09/2017	Gloucester STP Wetland Effluent	MCW514		= 32	= 2	= 0.42	= 4.19
04/10/2017	23/10/2017	23/10/2017	Gloucester STP Wetland Effluent	MCW514		= 32	= 7	= 0.29	= 3.61
31/10/2017	13/11/2017	13/11/2017	Gloucester STP Wetland Effluent	MCW514		= 17	= 6	= 0.5	= 9
28/11/2017	12/12/2017	12/12/2017	Gloucester STP Wetland Effluent	MCW514		= 5	< 2	= 0.28	= 2.72
28/12/2017	08/01/2018	08/01/2018	Gloucester STP Wetland Effluent	MCW514		= 16	= 5	= 0.23	= 2.27
23/01/2018	27/02/2018	27/02/2018	Gloucester STP Wetland Effluent	MCW514	algae growth in ponds Chlorophyll-a 177.6 in maturation pond. Limited discharge only 1.2kL. effluent to recycled water.	= 23	= 7	= 0.25	= 4.77
20/02/2018	12/03/2018	12/03/2018	Gloucester STP Wetland Effluent	MCW514	Note chlorophyll-a above 200ug/L. Therefore high result for suspended solids not considered a non compliance due to algae growth.	= 38	= 18	= 3.06	= 7.76
20/03/2018	03/04/2018	03/04/2018	Gloucester STP Wetland Effluent	MCW514	Chlorophyll-a result above 100ug/L, pH result not considered a non compliance, Algae growth.	= 26	= 7	= 0.04	= 2.68
17/04/2018	02/05/2018	02/05/2018	Gloucester STP Wetland Effluent	MCW514	Chlorophyll-a result above 100ug/L, pH result not considered a non compliance, Algae growth	= 27	= 7	= 0.39	= 3.12
15/05/2018	06/06/2018	06/06/2018	Gloucester STP Wetland Effluent	MCW514	Chlorophyll-a above 100ug/L suspended solids result not considered a non compliance.	= 41	= 12	= 0.053	= 7.24
13/06/2018	26/06/2018	26/06/2018	Gloucester STP Wetland Effluent	MCW514		= 17	= 2	= 2.24	= 11.2
10/07/2018	30/07/2018	30/07/2018	Gloucester STP Wetland Effluent	MCW514		= 16	= 6	= 3.436	= 11.7
07/08/2018	22/08/2018	22/08/2018	Gloucester STP Wetland Effluent	MCW514	Not deemed a non compliance when Chlorophyll-a exceeds 100ug/L. Chlorophyll-a is 408ug/L	= 36	= 16	= 0.6	= 14.4
03/10/2018	26/10/2018	26/10/2018	Gloucester STP Wetland Effluent	MCW514		= 3	= 3	= 1.01	= 9.93
22/11/2018	22/11/2018	22/11/2018	Gloucester STP Wetland Effluent	MCW514		= 26	= 11	= 1.71	= 9.17
18/12/2018	22/01/2019	22/01/2019	Gloucester STP Wetland Effluent	MCW514		= 24	= 9	= 0.333	= 5.19
19/03/2019	17/04/2019	17/04/2019	Gloucester STP Wetland Effluent	MCW514		= 21	< 2	= 0.02	= 0.42
16/04/2019	27/05/2019	27/05/2019	Gloucester STP Wetland Effluent	MCW514	TSS and pH results not deemed non compliance, as chlorophyll a result was > 100 ug/L, demonstrating significant algae growth. Stated in licence condition L3.5.	= 70	= 13	= 0.18
14/05/2019	13/06/2019	13/06/2019	Gloucester STP Wetland Effluent	MCW514		= 26	= 10	= 0.15
09/07/2019	02/08/2019	02/08/2019	Gloucester STP Wetland Effluent	MCW514		= 11	= 5	= 0.9
06/08/2019	26/08/2019	26/08/2019	Gloucester STP Wetland Effluent	MCW514		= 7	= 3	= 9.95	= 15.4
03/09/2019	17/10/2019	17/10/2019	Gloucester STP Wetland Effluent	MCW514		= 5	= 4	= 9.33	= 17.2
01/10/2019	17/10/2019	17/10/2019	Gloucester STP Wetland Effluent	MCW514	High chlorophyll-a result. Result for pH, SS, BOD not deemed as Non compliance when Chlorophyll-a above 200ug/L.	= 55	= 37	= 0.19	= 9.2
29/10/2019	25/11/2019	25/11/2019	Gloucester STP Wetland Effluent	MCW514		= 26	= 7	= 3.47	= 7.58
21/01/2020	24/02/2020	24/02/2020	Gloucester STP Wetland Effluent	MCW514	High result for suspended solids and BOD from algae growth. Not deemed a non compliance as chlorophyll-a above 200ug/L	= 49	= 44	= 0.06	= 7.95
18/02/2020	01/04/2020	01/04/2020	Gloucester STP Wetland Effluent	MCW514	BOD result of 25mg/L. Corresponding effluent and maturation pond both 6mg/L on 18/2/20. Ammonia at wetland 0.06mg/L indicating good oxidation of nitrogen. Result suggest from natural occurrence of wetland ecology. Downstream river sample of dissolved oxygen 7.27mg/L - 81.5 % saturation	= 12	= 25	= 0.06	= 4.94
17/03/2020	01/04/2020	01/04/2020	Gloucester STP Wetland Effluent	MCW514		= 12	= 11	= 0.44	= 4.35
15/04/2020	17/06/2020	17/06/2020	Gloucester STP Wetland Effluent	MCW514		= 6	= 7	= 2.48	= 5.47
12/05/2020	17/06/2020	17/06/2020	Gloucester STP Wetland Effluent	MCW514		= 8	= 6	= 0.327	= 3.64
07/07/2020	21/07/2020	21/07/2020	Gloucester STP Wetland Effluent	MCW514		= 6	= 6	= 19	= 21.9
04/08/2020	25/08/2020	25/08/2020	Gloucester STP Wetland Effluent	MCW514	Gloucester STP is a trickle filter.Nitrification of ammonia relies upon biological processes. The cold weather has slowed down natural biological processes	= 13	= 8	= 18.1	= 25.6
01/09/2020	22/09/2020	22/09/2020	Gloucester STP Wetland Effluent	MCW514		= 45	= 18	= 8.26	= 5.97
29/09/2020	01/12/2020	01/12/2020	Gloucester STP Wetland Effluent	MCW514	Chlorophyll-a = 258ug/L when greater than 200- ph BOD SS not considered a noncompliance as algae growth is evident	= 78	= 16	= 8.26	= 20.2
27/10/2020	15/12/2020	15/12/2020	Gloucester STP Wetland Effluent	MCW514	nitrification limited from high flow through plant from rainfall.	= 25	= 11	= 11	= 14.4
24/11/2020	15/12/2020	15/12/2020	Gloucester STP Wetland Effluent	MCW514	chlorophyll-a above 200ug/L. Suspended solids not deemed a non compliance- associated algae growth	= 73	= 18	= 0.56	= 5.59
15/12/2020	13/01/2021	13/01/2021	Gloucester STP Wetland Effluent	MCW514	pH and TSS not deemed a non-compliance as Chlorophyll A result 320 ug/L	= 36	= 16	= 0.32	= 6.99
Average:						26.05	7.61	2.92	8.87
Maximum Reading:						180	44	19	39.2
Minimum Reading:						2	2	0.02	0.42

Gloucester Effluent Results EPA id point No 3

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