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Emissions monitoring

Oxides of nitrogen

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Primary Emissions data for the past 90 days

Date Oxides of nitrogenSulphur dioxideCarbon monoxideHydrogen ChlorideVOCsParticulatesAmmoniaHydrogen FluorideElectricity exported
31 Aug 2025151.5319.781.114.970.270.540.140.17212.36
30 Aug 2025149.9516.580.45.340.250.540.170.25208.46
29 Aug 2025146.2719.463.255.20.270.520.090.26208.06
28 Aug 2025148.5818.542.315.350.270.530.110.14210.58
27 Aug 2025148.6318.80.45.330.250.530.080.14207.51
26 Aug 2025147.8619.051.315.410.320.550.070.22212.82
25 Aug 2025146.8720.041.234.90.320.540.120.24207.97
24 Aug 2025150.2120.280.345.170.290.530.140.25207.96
23 Aug 2025150.1419.841.064.990.280.520.080.15203.74
22 Aug 202514719.780.694.430.290.520.090.01207.6
21 Aug 2025148.6219.162.395.170.270.530.10.08201.37
20 Aug 2025146.8218.972.75.080.320.540.170.15204.13
19 Aug 2025146.6220.073.434.510.310.540.190.18205.34
18 Aug 2025147.5219.71.664.90.270.530.110.3204.96
17 Aug 2025142.3319.1905.260.260.520.030.15163.68
16 Aug 2025140.7115.9805.40.280.500.26130.55
15 Aug 2025144.5417.745.215.240.490.510.040.25177.45
14 Aug 2025147.6918.373.475.270.310.520.080.11202.87
13 Aug 2025149.0317.181.735.240.320.520.090.26208.32
12 Aug 2025147.4516.962.455.270.320.530.110.2200.33
11 Aug 2025147.5417.262.875.130.320.510.070.1200.4
10 Aug 2025147.8918.51.835.420.360.50.010.14211.18
09 Aug 2025146.3718.252.275.150.310.500.01211.58
08 Aug 2025147.7718.661.295.030.280.510.030.04205.67
07 Aug 2025148.3215.963.165.920.30.5800.22209.49
06 Aug 2025146.0613.116.155.50.530.5700.02177.25
05 Aug 2025149.1418.660.555.840.290.5200211.32
04 Aug 2025146.9318.15.175.850.340.790.040.12212.04
03 Aug 2025148.1118.791.496.580.280.5100.12213.14
02 Aug 2025148.3518.90.286.420.290.5100213.78
01 Aug 2025148.4418.910.76.020.290.5200.04213.43
31 Jul 2025148.4516.8506.560.260.5100.09211.73
30 Jul 2025138.815.673.95.020.340.540.180.04187.06
29 Jul 2025147.9218.1106.590.270.5100.16214.89
28 Jul 2025148.0618.6606.310.280.500.1214.4
27 Jul 2025147.3118.70.246.390.30.5100.12175.91
26 Jul 2025147.4619.3506.260.290.5100.02216.4
25 Jul 2025149.4119.1605.720.30.5100.07215.96
24 Jul 2025148.419.1104.460.310.520.010.07211.7
23 Jul 2025149.9919.3704.350.310.530.010.1209.5
22 Jul 2025149.8619.130.133.80.310.540.060.07210.52
21 Jul 2025149.3920.331.812.680.310.540.120213.76
20 Jul 2025149.4120.261.233.970.30.540.060212.63
19 Jul 2025149.1819.850.964.210.310.540.040.01219.09
18 Jul 2025138.2727.8811.624.680.370.520.240186.8
17 Jul 2025148.3118.360.376.610.310.5100219.15
16 Jul 2025148.3917.890.446.460.320.5100.07218.56
15 Jul 2025148.1719.540.565.850.330.4900217.75
14 Jul 2025149.5319.410.155.70.340.500.03217.3
13 Jul 2025148.3619.280.665.570.390.5100.18210.67
12 Jul 2025147.3519.530.985.030.370.5100.08211.31
11 Jul 2025147.5518.430.485.610.390.5200.06209.95
10 Jul 2025148.0419.420.594.580.40.520.020211.95
09 Jul 2025145.7819.320.414.510.40.4900213.41
08 Jul 2025145.7619.640.814.460.250.4600210.2
07 Jul 2025146.8719.126.114.90.270.50.060217.29
06 Jul 2025127.2918.845.293.20.310.50.110215.75
05 Jul 2025145.3119.055.294.560.60.530.050191.83
04 Jul 2025145.4517.533.045.330.570.510.040193.61
03 Jul 2025143.417.694.886.070.250.50.080207.8
02 Jul 2025145.3518.694.545.990.230.50.080216.22
01 Jul 2025147.5718.182.426.010.230.520.020217.62
30 Jun 2025146.3818.863.024.990.220.530.150272.41
29 Jun 2025145.5219.131.825.650.230.520.040497.28
28 Jun 2025147.2118.812.065.830.240.510.040494.86
27 Jun 2025149.617.952.015.090.240.530.060492.98
26 Jun 2025148.1717.621.54.820.240.520.040499.16
25 Jun 2025148.0717.345.134.940.340.520.120501.51
24 Jun 2025148.1217.951.735.450.230.520.030498.12
23 Jun 2025146.2818.391.65.210.160.510.040500.86
22 Jun 2025145.7119.31.445.070.170.510.060501.98
21 Jun 2025146.5818.062.495.440.250.540.090485.92
20 Jun 2025147.5217.181.925.520.240.530.040478.96
19 Jun 2025150.2118.231.535.940.250.520.040487.13
18 Jun 2025147.1816.581.895.890.250.530.060503.14

Secondary Emissions data for the past 90 days

Date Oxides of nitrogenSulphur dioxideCarbon monoxideHydrogen ChlorideVOCsParticulatesAmmoniaHydrogen FluorideElectricity exported
31 Aug 202500000000212.36
30 Aug 202500000000208.46
29 Aug 202500000000208.06
28 Aug 202500000000210.58
27 Aug 202500000000207.51
26 Aug 202500000000212.82
25 Aug 202500000000207.97
24 Aug 202500000000207.96
23 Aug 202500000000203.74
22 Aug 202500000000207.6
21 Aug 202500000000201.37
20 Aug 202500000000204.13
19 Aug 202500000000205.34
18 Aug 202500000000204.96
17 Aug 202500000000163.68
16 Aug 202500000000130.55
15 Aug 202500000000177.45
14 Aug 202500000000202.87
13 Aug 202500000000208.32
12 Aug 202500000000200.33
11 Aug 202500000000200.4
10 Aug 202500000000211.18
09 Aug 202500000000211.58
08 Aug 202500000000205.67
07 Aug 202500000000209.49
06 Aug 202500000000177.25
05 Aug 202500000000211.32
04 Aug 202500000000212.04
03 Aug 202500000000213.14
02 Aug 202500000000213.78
01 Aug 202500000000213.43
31 Jul 202500000000211.73
30 Jul 202500000000187.06
29 Jul 202500000000214.89
28 Jul 202500000000214.4
27 Jul 202500000000175.91
26 Jul 202500000000216.4
25 Jul 202500000000215.96
24 Jul 202500000000211.7
23 Jul 202500000000209.5
22 Jul 202500000000210.52
21 Jul 202500000000213.76
20 Jul 202500000000212.63
19 Jul 202500000000219.09
18 Jul 202500000000186.8
17 Jul 202500000000219.15
16 Jul 202500000000218.56
15 Jul 202500000000217.75
14 Jul 202500000000217.3
13 Jul 202500000000210.67
12 Jul 202500000000211.31
11 Jul 202500000000209.95
10 Jul 202500000000211.95
09 Jul 202500000000213.41
08 Jul 202500000000210.2
07 Jul 202500000000217.29
06 Jul 202500000000215.75
05 Jul 202500000000191.83
04 Jul 202500000000193.61
03 Jul 202500000000207.8
02 Jul 202500000000216.22
01 Jul 202500000000217.62
30 Jun 202500000000272.41
29 Jun 2025150.0320.121.084.670.820.080.070.46497.28
28 Jun 2025148.5419.992.484.750.860.080.080.46494.86
27 Jun 2025150.0719.842.14.590.790.090.10.46492.98
26 Jun 2025148.6519.813.474.580.870.090.10.48499.16
25 Jun 2025146.6619.83.194.640.850.090.10.46501.51
24 Jun 2025147.619.821.094.770.820.090.10.47498.12
23 Jun 2025146.9820.122.764.60.830.10.090.45500.86
22 Jun 2025147.4819.771.693.430.820.090.120.49501.98
21 Jun 2025142.1719.927.93.951.050.090.240.49485.92
20 Jun 2025149.0719.92.134.890.830.080.080.5478.96
19 Jun 2025145.8419.878.434.61.030.080.070.48487.13
18 Jun 2025148.8919.813.344.550.880.10.080.48503.14

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)
VOCs10.00 (mg/M³)
Particulates5.00 (mg/M³)
Ammonia10.00 (mg/M³)
Hydrogen Fluoride1.00 (mg/M³)

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