Home > What we do > Energy recovery > Emissions monitoring

Emissions monitoring

Emission: Show the last:

Oxides of nitrogen

Line one

Line two

Permit limit

Show detailed data

Primary Emissions data for the past 90 days

Date	Oxides of nitrogen	Sulphur dioxide	Carbon monoxide	Hydrogen Chloride	VOCs	Particulates	Ammonia	Hydrogen Fluoride	Electricity exported
31 Aug 2026	147.7	17.87	6.13	6.61	0.62	0.89	0.13	0.24	509.74
30 Aug 2026	145.85	19.47	5.71	6.77	0.58	0.91	0.11	0.01	515.44
29 Aug 2026	145.83	19.19	5.78	6.63	0.58	0.97	0.15	0	510.29
28 Aug 2026	145.74	17.76	6.46	7.03	0.6	0.93	0.13	0.05	486.05
27 Aug 2026	146.69	19.91	6.36	6.85	0.59	0.96	0.12	0.05	506.6
26 Aug 2026	147.15	19.45	4.66	4.96	0.57	0.99	0.12	0.01	507.39
25 Aug 2026	146.57	20.03	4.85	4.98	0.58	0.98	0.14	0.01	507.63
24 Aug 2026	146.11	19.27	4.92	3.91	0.58	0.96	0.11	0.12	487.34
23 Aug 2026	145.7	19.47	4.82	4.13	0.59	0.95	0.09	0.15	512.95
22 Aug 2026	145.21	19.44	5.02	4.05	0.6	0.96	0.13	0.14	509.65
21 Aug 2026	145.1	19.33	7.07	4	0.65	1.02	0.17	0.24	503.45
20 Aug 2026	143.85	20.5	5.2	4.08	0.61	1.01	0.24	0.27	327.88
19 Aug 2026	144.12	21.65	5.8	6.48	0.59	0.98	0.12	0.07	201.33
18 Aug 2026	144.76	31.57	4.29	3.45	0.58	0.97	0.38	0.53	370.87
17 Aug 2026	146.13	19.37	5.99	3.92	0.59	0.97	0.16	0.08	505.59
16 Aug 2026	143.83	19.54	6.04	4.18	0.61	1	0.12	0.17	506.19
15 Aug 2026	144.59	19.5	4.33	4.53	0.59	0.94	0.12	0.05	495.75
14 Aug 2026	144.45	19.74	4.47	6.35	0.6	1.06	0.12	0.06	506.12
13 Aug 2026	141.97	19.66	5.35	4.56	0.62	1.12	0.16	0.12	502.85
12 Aug 2026	143.83	19.29	5.2	4.18	0.64	1.35	0.18	0.14	498.73
11 Aug 2026	142.64	19.54	6.01	4.29	0.62	1.05	0.16	0.13	500.97
10 Aug 2026	144.19	19.34	0	4.73	0.61	1.02	0.16	0.04	505.17
09 Aug 2026	143.57	19.56	4.14	3.96	0.61	1.05	0.13	0.04	509.77
08 Aug 2026	141.94	19.45	6.35	4.12	0.64	1.01	0.17	0.17	504.8
07 Aug 2026	148.37	19.2	3.78	2.75	0.57	0.9	0.25	0.03	491.79
06 Aug 2026	143.28	19.69	5.21	2.98	0.48	0.88	0.26	0	261.86
05 Aug 2026	140.05	19.3	5.03	3.1	0.46	0.96	0.38	0	186.05
04 Aug 2026	142.58	19.46	4.73	2.24	0.54	0.99	0.49	0.21	196.09
03 Aug 2026	143.23	19.36	3.76	1.98	0.51	1	0.53	0.42	203.07
02 Aug 2026	142.21	19.49	5.71	1.88	0.55	0.95	0.57	0.47	208.61
01 Aug 2026	143.49	19.42	10.44	2.13	0.59	0.95	0.55	0.57	326.48
31 Jul 2026	144.9	19.72	4.12	2.31	0.54	0.93	0.5	0.52	497
30 Jul 2026	144.32	19.51	4.09	2.35	0.52	0.95	0.47	0.23	388.45
29 Jul 2026	144.68	19.42	3.92	2.24	0.52	1.03	0.48	0.22	510.79
28 Jul 2026	142.95	19.4	4.16	2.17	0.53	1.09	0.5	0.2	509.52
27 Jul 2026	142.28	19.36	4.63	2.13	0.56	1.09	0.5	0.34	512.84
26 Jul 2026	141.34	19.42	4.02	1.9	0.55	1.04	0.54	0.25	510.16
25 Jul 2026	140.9	19.35	4.68	1.62	0.55	1.06	0.66	0.4	505.12
24 Jul 2026	138.44	15.86	10.09	2.97	0.91	0.88	0.69	0.37	482.3
23 Jul 2026	140	18.08	4.62	1.93	0.61	0.86	0.45	0.39	487.31
22 Jul 2026	142.58	1953	3.99	2.76	0.53	0.86	0.46	0.42	320.25
21 Jul 2026	144.27	19.35	6.3	2.84	0.62	0.9	0.5	0.37	227.9
20 Jul 2026	144.79	19.44	3.94	2.62	0.57	0.97	0.5	0.3	457.12
19 Jul 2026	144.04	19.51	5.41	2.05	0.6	1.02	0.52	0.4	390.66
18 Jul 2026	142.33	19.56	4.59	1.77	0.57	1.03	0.51	0.31	506.84
17 Jul 2026	144.82	19.39	4.84	2.28	0.58	1.06	0.5	0.27	491.06
16 Jul 2026	142.97	19.15	6.69	1.93	0.6	1.06	0.53	0.14	482.68
15 Jul 2026	142.77	19.88	5.93	2.05	0.6	1.06	0.51	0.21	497.67
14 Jul 2026	143.97	19.81	5.44	2.36	0.61	1.05	0.48	0.19	506.69
13 Jul 2026	143.94	19.38	5.19	2.34	0.6	1.04	0.48	0.19	487.24
12 Jul 2026	145.61	19.31	3.35	2.39	0.57	1.07	0.46	0.2	369.25
11 Jul 2026	145.01	19.45	3.75	2.15	0.59	1.07	0.5	0.25	502.85
10 Jul 2026	143.2	18.96	3.82	2.11	0.63	1.1	0.52	0.26	412.25
09 Jul 2026	143.75	19.41	6.05	1.73	0.69	1.19	0.53	0.41	508.01
08 Jul 2026	146.24	17.91	4.04	0.99	0.62	1.27	0.56	0.42	504.57
07 Jul 2026	0	0	0	0	0	0	0	0	364.89
06 Jul 2026	0	0	0	0	0	0	0	0	204.23
05 Jul 2026	0	0	0	0	0	0	0	0	0
04 Jul 2026	142.96	19.46	4.19	3.56	0.52	0.81	0.44	0.33	190.9
03 Jul 2026	143.58	19.36	4.03	3.8	0.54	0.86	0.45	0.28	203.67
02 Jul 2026	145.12	19.98	4.07	3.19	0.52	0.9	0.45	0.39	386.3
01 Jul 2026	144.1	19.49	3.88	3.78	0.53	0.86	0.44	0.32	507.28
30 Jun 2026	143.73	19.28	4.13	3.56	0.53	0.87	0.46	0.38	512.72
29 Jun 2026	142.86	19.28	4.28	3.11	0.55	0.84	0.48	0.33	517.24
28 Jun 2026	143.1	19.37	4.69	2.47	0.57	0.89	0.47	0.25	516.28
27 Jun 2026	143.34	19.16	4.2	1.96	0.54	0.9	0.48	0.2	509.89
26 Jun 2026	143.04	18.72	5.82	2.29	0.76	0.93	0.48	0.22	475.14
25 Jun 2026	145.34	19.41	3.67	3.11	0.56	0.92	0.45	0.33	493.95
24 Jun 2026	144.27	19.43	3.54	3.4	0.57	0.92	0.43	0.3	489.35
23 Jun 2026	144.9	19.47	3.34	3.26	0.55	0.89	0.42	0.34	506.47
22 Jun 2026	144.35	19.2	3.64	3.1	0.54	0.89	0.46	0.19	501.11
21 Jun 2026	143.65	19.46	4.79	2.55	0.61	0.87	0.51	0.3	522.26
20 Jun 2026	144.53	19.38	3.62	2.59	0.55	0.86	0.46	0.44	515.42
19 Jun 2026	144.46	19.41	4.16	3.14	0.55	0.85	0.47	0.34	514.72
18 Jun 2026	145.1	19.44	3.87	3.03	0.52	0.88	0.46	0.42	519.76
17 Jun 2026	144.8	19.41	3.95	2.62	0.53	0.87	0.45	0.38	519.78
16 Jun 2026	143.94	19.31	6.86	2.85	0.57	0.92	0.46	0.37	370.51
15 Jun 2026	143.56	19.55	4.6	2.39	0.52	0.93	0.49	0.7	0
14 Jun 2026	143.21	19.43	3.83	2.04	0.55	0.87	0.49	0.41	0
13 Jun 2026	144.01	19.49	3.9	2.49	0.53	0.87	0.48	0.33	0
12 Jun 2026	143.74	19.37	4.64	2.42	0.54	0.85	0.5	0.54	0
11 Jun 2026	145.17	20.02	4.96	3.84	0.39	0.86	0.33	0	0
10 Jun 2026	146.38	19.48	5.82	5.05	0.26	0.82	0.19	0	0
09 Jun 2026	147.26	19.41	5.7	5.65	0.26	0.8	0.13	0	0
08 Jun 2026	145.58	19.75	5.58	4.79	0.21	0.81	0.16	0	0
07 Jun 2026	146.85	19.97	4.47	3.13	0.31	0.83	0.26	0	0
06 Jun 2026	146.01	19.49	4.88	1.97	0.56	0.86	0.49	0.41	0

Secondary Emissions data for the past 90 days

Date	Oxides of nitrogen	Sulphur dioxide	Carbon monoxide	Hydrogen Chloride	VOCs	Particulates	Ammonia	Electricity exported
31 Aug 2026	143.36	8.59	5.2	7.33	0.22	1.17	0.7	509.74
30 Aug 2026	143.58	9.07	4.22	7.32	0.23	1.19	0.67	515.44
29 Aug 2026	147.33	83.86	5.94	7.29	0.26	1.51	0.73	510.29
28 Aug 2026	0	0	0	0	0	0	0	486.05
27 Aug 2026	149.08	8.08	4.2	7.45	0.21	1.56	0.7	506.6
26 Aug 2026	148.99	7.86	4.29	7.31	0.21	1.4	0.64	507.39
25 Aug 2026	152.06	8.81	4.19	7.31	0.21	1.59	0.72	507.63
24 Aug 2026	0	0	0	0	0	0	0	487.34
23 Aug 2026	147.53	9.84	5.14	7.23	0.23	1.57	0.67	512.95
22 Aug 2026	148.97	10.15	4.89	7.32	0.24	1.37	0.67	509.65
21 Aug 2026	148.92	11.14	6.88	7.35	0.27	1.3	0.68	503.45
20 Aug 2026	0	0	0	0	0	0	0	327.88
19 Aug 2026	0	0	0	0	0	0	0	201.33
18 Aug 2026	0	0	0	0	0	0	0	370.87
17 Aug 2026	148.18	9.96	5.52	7.4	0.26	0.82	0.79	505.59
16 Aug 2026	145.84	12.47	0	7.39	0.37	1.01	1.08	506.19
15 Aug 2026	140.85	10.38	10.03	7.27	0.32	1.01	0.96	495.75
14 Aug 2026	146.75	7.18	7.1	7.23	0.34	0.8	0.79	506.12
13 Aug 2026	145.63	8.25	10.71	6.97	0.43	0.94	0.87	502.85
12 Aug 2026	146.04	7.8	6.46	5.99	0.28	0.97	0.81	498.73
11 Aug 2026	146.79	7.81	5.64	6.15	0.29	1.19	0.69	500.97
10 Aug 2026	147.41	7.13	0	6.16	0.27	1.23	0.65	505.17
09 Aug 2026	147.09	7.45	3.57	6.09	0.22	1.83	0.62	509.77
08 Aug 2026	146.55	7.88	8.05	6.13	0.47	1.82	0.72	504.8
07 Aug 2026	140.38	11.93	17.79	3.77	0.81	1.01	0.51	491.79
06 Aug 2026	0	0	0	0	0	0	0	261.86
05 Aug 2026	0	0	0	0	0	0	0	186.05
04 Aug 2026	0	0	0	0	0	0	0	196.09
03 Aug 2026	0	0	0	0	0	0	0	203.07
02 Aug 2026	0	0	0	0	0	0	0	208.61
01 Aug 2026	0	0	0	0	0	0	0	326.48
31 Jul 2026	135.56	18.99	13.54	1.98	0.96	0.88	0.45	497
30 Jul 2026	0	0	0	0	0	0	0	388.45
29 Jul 2026	130.75	19.22	14.09	4.04	0.97	0.19	0.15	510.79
28 Jul 2026	132.67	19.12	11.42	3.73	0.94	0.19	0.15	509.52
27 Jul 2026	134.46	19.38	6.4	2.76	0.83	0.35	0.19	512.84
26 Jul 2026	132.3	19.32	12.07	2.54	0.97	0.44	0.45	510.16
25 Jul 2026	136.78	19.37	14.45	3.25	0.94	0.25	0.18	505.12
24 Jul 2026	137.51	18.94	8.35	2.22	0.9	0.42	0.21	482.3
23 Jul 2026	138.24	18.9	5.69	1.1	0.89	0.49	0.29	487.31
22 Jul 2026	0	0	0	0	0	0	0	320.25
21 Jul 2026	0	0	0	0	0	0	0	227.9
20 Jul 2026	0	0	0	0	0	0	0	457.12
19 Jul 2026	0	0	0	0	0	0	0	390.66
18 Jul 2026	137	19.25	10.89	3.35	0.92	0.21	0.2	506.84
17 Jul 2026	129.15	19.03	9.34	3.98	0.88	0.16	0.19	491.06
16 Jul 2026	122.83	18.02	16.28	3.45	0.99	0.2	0.25	482.68
15 Jul 2026	136.1	19.17	7.32	3.98	0.85	0.15	0.12	497.67
14 Jul 2026	136.6	18.94	8.18	3.17	0.88	0.23	0.17	506.69
13 Jul 2026	131.95	17.57	7.26	1.43	0.94	0.67	0.54	487.24
12 Jul 2026	0	0	0	0	0	0	0	369.25
11 Jul 2026	130.78	19.24	12.28	3.87	0.98	0.16	0.14	502.85
10 Jul 2026	134.25	19.22	9.02	3.83	0.89	0.16	0.17	412.25
09 Jul 2026	142.39	19.12	9.26	3.63	0.9	0.18	0.12	508.01
08 Jul 2026	137.71	19.26	9.85	3.65	0.92	0.22	0.12	504.57
07 Jul 2026	136.23	19.12	7.5	3.55	0.88	0.18	0.12	364.89
06 Jul 2026	140.92	19.04	6.68	3.2	0.89	0.19	0.12	204.23
05 Jul 2026	0	0	0	0	0	0	0	0
04 Jul 2026	0	0	0	0	0	0	0	190.9
03 Jul 2026	0	0	0	0	0	0	0	203.67
02 Jul 2026	0	0	0	0	0	0	0	386.3
01 Jul 2026	138.36	19.26	7.17	4.85	0.83	0.14	0.09	507.28
30 Jun 2026	143.37	19.16	7.66	3.95	0.88	0.19	0.14	512.72
29 Jun 2026	140.3	19.11	6.67	3.97	0.86	0.19	0.13	517.24
28 Jun 2026	139.97	19.34	4.74	4.2	0.82	0.18	0.14	516.28
27 Jun 2026	139.65	19.05	8.56	4.08	0.94	0.15	0.2	509.89
26 Jun 2026	134.85	18.84	12.26	4.2	0.96	0.15	0.19	475.14
25 Jun 2026	141.44	19.22	5.87	4.35	0.95	0.15	0.19	493.95
24 Jun 2026	134.52	18.89	5.47	4.67	0.87	0.12	0.13	489.35
23 Jun 2026	141.27	19.24	5.79	4.8	0.87	0.12	0.1	506.47
22 Jun 2026	140.06	19.33	6.26	4.77	0.89	0.13	0.1	501.11
21 Jun 2026	141.17	19.31	6.28	3.98	0.86	0.16	0.1	522.26
20 Jun 2026	138.49	19.24	8.33	3.77	0.9	0.15	0.14	515.42
19 Jun 2026	141.1	18.8	7.04	3.78	0.86	0.15	0.14	514.72
18 Jun 2026	136.6	19.33	7.21	3.95	0.84	0.15	0.11	519.76
17 Jun 2026	138.61	19.17	8.25	3.78	0.88	0.15	0.13	519.78
16 Jun 2026	134.15	19.05	9.9	3.7	0.9	0.15	0.14	370.51
15 Jun 2026	135.67	19.27	11.62	3.15	0.87	0.21	0.16	0
14 Jun 2026	139.48	19.28	10.69	2.69	0.93	0.27	0.2	0
13 Jun 2026	139.33	19.37	12.29	3.27	1.03	0.24	0.22	0
12 Jun 2026	140.73	19.39	11.2	3.18	0.89	0.44	0.2	0
11 Jun 2026	144.81	19.87	8.43	3.61	0.88	0.55	0.13	0
10 Jun 2026	147.12	19.44	8.04	3.64	0.88	0.35	0.14	0
09 Jun 2026	145.73	18.83	9.47	2.63	0.89	1.09	0.19	0
08 Jun 2026	141.58	19.06	7.5	1.55	0.89	2.12	0.26	0
07 Jun 2026	138.11	17.83	10.11	0.72	0.94	1.75	0.33	0
06 Jun 2026	142.37	19.29	17.37	0.16	1.06	2.47	0.67	0

Licence Limits

Emission	Licence Limit
Oxides of nitrogen	180.00 (mg/M³)
Sulphur dioxide	40.00 (mg/M³)
Carbon monoxide	50.00 (mg/M³)
Hydrogen Chloride	8.00 (mg/M³)
VOCs	10.00 (mg/M³)
Particulates	5.00 (mg/M³)
Ammonia	10.00 (mg/M³)
Hydrogen Fluoride	1.00 (mg/M³)

Who we are

What we do

Community and education

Emissions monitoring

Oxides of nitrogen

Primary Emissions data for the past 90 days

Secondary Emissions data for the past 90 days

Licence Limits

See also

Recycling

Electricity generation

Education activities