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Emissions monitoring

Oxides of nitrogen

Primary Incinerator
Secondary Incinerator
Licence Limit
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Primary Emissions data for the past 90 days

Date Oxides of nitrogenSulphur dioxideCarbon monoxideHydrogen ChlorideTOCsParticulatesAmmoniaElectricity generation
30 Jun 2025164.912.26.44.710.12.30.39629.23
29 Jun 2025163.116.96.14.280.12.30.2634.65
28 Jun 2025163.227.78.63.910.12.20.45620.75
27 Jun 2025164.727.72.84.5702.20.61634.52
26 Jun 2025164.9272.84.6602.20.58632.33
25 Jun 2025164.7175.54.8902.20.62637.46
24 Jun 2025164.512.92.74.9502.10.33635.24
23 Jun 2025164.710.92.14.540.12.10.2637.31
22 Jun 2025163.816.95.94.880.12.20.34623.1
21 Jun 2025162.518.64.44.460.120.26630.18
20 Jun 2025162.5182.34.46020.35634.79
19 Jun 2025164.215.22.54.49020.43631.81
18 Jun 2025163.513.56.54.520.120.31633.28
17 Jun 202516217.16.54.740.21.90.46622.44
16 Jun 2025163.115.98.94.80.11.90.48631
15 Jun 2025164.515.610.44.920.31.90.57637.26
14 Jun 2025163.511.55.44.40.11.90.38631.34
13 Jun 2025157.925.67.25.170.11.90.76561.83
12 Jun 2025164.9194.34.0601.60.73635.23
11 Jun 2025164.712.43.45.8801.51.04633.76
10 Jun 2025164.47.46.94.4501.30.88418.59
09 Jun 2025164.97.434.650.21.40.74260.44
08 Jun 2025164.97.21.84.440.31.40.46265.61
07 Jun 2025164.97.22.54.890.31.30.51273.12
06 Jun 2025164.86.72.44.350.21.30.52270.06
05 Jun 2025164.87.224.730.21.40.77270.01
04 Jun 2025164.676.34.740.31.40.86268.32
03 Jun 2025164.863.44.560.31.50.69264.5
02 Jun 2025164.84.92.14.920.31.50.81264.4
01 Jun 2025164.84.93.84.830.21.40.86271.6
31 May 2025164.64.44.44.980.21.50.83268.63
30 May 2025164.73.63.55.160.21.51.04257.59
29 May 2025154.83.61.24.680.11.51.427.14
28 May 2025164.52.955.250.21.30.69217.19
27 May 2025164.83.12.35.550.31.30.38256.19
26 May 2025160.64.61.53.450.21.40.34255.8
25 May 2025159.98.73.94.10.11.50.57259.7
24 May 2025160.911.47.24.670.31.40.64257.46
23 May 2025150.722.69.44.680.31.81.26129.39
22 May 2025138.928.912.50.970.52.91.8530.07
21 May 2025000000018.04
20 May 2025000000016.38
19 May 2025000000016.38
18 May 2025000000016.38
17 May 2025000000016.38
16 May 2025000000038.28
15 May 2025000000037.96
14 May 2025000000037.86
13 May 20250000000207.62
12 May 20250000000274.93
11 May 20250000000278.6
10 May 2025000000072.52
09 May 20250000000272.4
08 May 20250000000281.25
07 May 20250000000274.17
06 May 20250000000275.3
05 May 20250000000273.83
04 May 20250000000275.37
03 May 20250000000280.3
02 May 20250000000276.05
01 May 20250000000277.51
30 Apr 20250000000278.61
29 Apr 20250000000274.77
28 Apr 20250000000276.2
27 Apr 20250000000314.43
26 Apr 20250000000276.61
25 Apr 20250000000272.41
24 Apr 20250000000278.04
23 Apr 20250000000273.93
22 Apr 20250000000275.93
21 Apr 2025155.925.35.65.3601.60.72536.7
20 Apr 20251154154.67.910.51.65.52275.3
19 Apr 20250000000275.3
18 Apr 2025163.813.76.94.4501.80.44537.17
17 Apr 202516425.62.84.8901.70.32647.38
16 Apr 2025164.228.24.15.1601.70.47645.21
15 Apr 2025163.123.38.25.380.11.70.49647.72
14 Apr 2025163.617.365.20.11.70.45652.75
13 Apr 2025163.118.15.55.0701.70.24653.53
12 Apr 2025162.216.62.65.0501.70.27648.32
11 Apr 2025163.4212.45.0701.60.34648.68
10 Apr 2025164.117.52.75.0701.40.36644.39
09 Apr 2025162.718.32.34.901.40.37640.84
08 Apr 2025157.5225.44.790.11.60.52640.55
07 Apr 2025155.626.97.73.620.41.50.59622.74
06 Apr 2025162.331.32.13.0201.50.27647

Secondary Emissions data for the past 90 days

Date Oxides of nitrogenSulphur dioxideCarbon monoxideHydrogen ChlorideTOCsParticulatesAmmoniaElectricity generation
30 Jun 20251659.944.790.31.20.08629.23
29 Jun 2025165.111.92.84.40.31.20.08634.65
28 Jun 2025164.516.33.84.470.21.20.2620.75
27 Jun 2025164.78.45.24.220.21.20.37634.52
26 Jun 2025164.95.33.44.620.21.30.25632.33
25 Jun 20251654.86.34.960.21.20.2637.46
24 Jun 20251655.33.35.070.11.10.14635.24
23 Jun 2025163.864.34.940.31.20.03637.31
22 Jun 2025162.66.36.84.890.41.20.04623.1
21 Jun 2025163.16.76.65.030.31.20.02630.18
20 Jun 2025162.18.74.94.730.21.11.01634.79
19 Jun 2025162.88.33.14.860.61.10.28631.81
18 Jun 2025163.79.19.34.870.71.20.11633.28
17 Jun 2025162.76.53.85.060.21.20.01622.44
16 Jun 2025160.65.36.25.10.21.20.01631
15 Jun 2025161.46.94.14.050.41.20.03637.26
14 Jun 2025162.53.97.11.520.41.20.1631.34
13 Jun 2025160.919.44.72.290.31.20.34561.83
12 Jun 2025161.518.24.53.680.21.20.45635.23
11 Jun 2025161.7165.53.970.31.20.63633.76
10 Jun 2025163.517.15.82.970.41.30.81418.59
09 Jun 20250000000260.44
08 Jun 20250000000265.61
07 Jun 20250000000273.12
06 Jun 20250000000270.06
05 Jun 20250000000270.01
04 Jun 20250000000268.32
03 Jun 20250000000264.5
02 Jun 20250000000264.4
01 Jun 20250000000271.6
31 May 20250000000268.63
30 May 20250000000257.59
29 May 2025000000027.14
28 May 20250000000217.19
27 May 20250000000256.19
26 May 20250000000255.8
25 May 20250000000259.7
24 May 20250000000257.46
23 May 20250000000129.39
22 May 2025000000030.07
21 May 2025000000018.04
20 May 2025000000016.38
19 May 2025000000016.38
18 May 2025000000016.38
17 May 2025000000016.38
16 May 2025000000038.28
15 May 2025000000037.96
14 May 2025000000037.86
13 May 2025161.917.18.76.060.51.20.47207.62
12 May 2025165.113.64.15.410.41.20.21274.93
11 May 2025165.116.43.25.540.51.20.16278.6
10 May 2025164.822.52.75.670.51.20.1872.52
09 May 202516519.12.95.740.51.20.21272.4
08 May 2025165185.25.530.51.20.15281.25
07 May 2025165.416.42.75.40.31.20.21274.17
06 May 2025165.120.22.85.420.41.20.21275.3
05 May 2025162.712.855.150.61.20.28273.83
04 May 2025164.622.84.34.770.51.20.2275.37
03 May 2025164.832.43.53.250.51.20.59280.3
02 May 2025164.7343.74.30.51.20.9276.05
01 May 2025165.1244.85.410.31.20.38277.51
30 Apr 2025165.223.345.390.41.20.37278.61
29 Apr 202516519.63.95.440.41.20.45274.77
28 Apr 202516516.87.45.260.51.20.24276.2
27 Apr 2025164.728.46.65.260.61.20314.43
26 Apr 2025165.317.64.45.190.41.20.27276.61
25 Apr 2025164.818.22.65.380.41.20.2272.41
24 Apr 2025164.821.52.95.40.31.20.21278.04
23 Apr 2025165.320.52.95.230.31.2165.3273.93
22 Apr 2025165.114.13.55.560.31.20.45275.93
21 Apr 2025164.915.56.94.950.21.20.18536.7
20 Apr 202516518.13.75.770.31.20.1275.3
19 Apr 2025164.821.84.55.550.31.20.21275.3
18 Apr 2025165.315.335.2301.20.16537.17
17 Apr 202516518.15.64.930.11.20.21647.38
16 Apr 2025164.9179.75.1411.20.45645.21
15 Apr 2025165.219.23.85.440.11.20.14647.72
14 Apr 202516513.57.45.390.21.20.14652.75
13 Apr 2025164.914.57.35.20.21.10.02653.53
12 Apr 2025164.613.29.54.730.21.20.07648.32
11 Apr 2025164.515.74.25.140.11.20.04648.68
10 Apr 2025164.813.43.55.3301.20.03644.39
09 Apr 2025163.810.72.55.030.11.10.07640.84
08 Apr 2025161.615.13.74.930.11.10.16640.55
07 Apr 2025163.311.710.44.850.21.20.25622.74
06 Apr 2025164.415.710.14.840.31.10.03647

Licence Limits

Emission Licence Limit
Oxides of nitrogen180.00 (mg/M³)
Sulphur dioxide40.00 (mg/M³)
Carbon monoxide50.00 (mg/M³)
Hydrogen Chloride8.00 (mg/M³)
TOCs10.00 (mg/M³)
Particulates5.00 (mg/M³)
Ammonia15.00 (mg/M³)

For information about the components that make up emissions, see understanding emissions.

See also

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