Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 06:01:26
PM - 2.5 30.13 (µg/m3)
PM - 10 124.31 (µg/m3)
SO2 23.65 (µg/m3)
CO 7.46 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 06:00:09
PM - 2.5 29.02 (µg/m3)
PM - 10 61.74 (µg/m3)
SO2 18.88 (µg/m3)
CO 0.41 (mg/m3)
NO2 6.78 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 06:01:21
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.71 (mg/m3)
NO2 13.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 06:01:39
PM - 2.5 120.09 (µg/m3)
PM - 10 252.25 (µg/m3)
SO2 38.29 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 06:00:10
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.29 (µg/m3)
CO ##### (mg/m3)
NO2 .51 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 06:01:39
PM - 2.5 23 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.7 (µg/m3)
CO 1.01 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 06:01:29
PM - 2.5 14 (µg/m3)
PM - 10 22 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.31 (mg/m3)
NO2 24.4 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 06:01:33
PM - 2.5 84.86 (µg/m3)
PM - 10 131.2 (µg/m3)
SO2 14.79 (µg/m3)
CO 3.14 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 06:01:11
PM - 2.5 80.4 (µg/m3)
PM - 10 191.5 (µg/m3)
SO2 19.42 (µg/m3)
CO 1.58 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 06:01:23
PM - 2.5 48.36 (µg/m3)
PM - 10 200.44 (µg/m3)
SO2 17.51 (µg/m3)
CO 2.11 (mg/m3)
NO2 5.2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 06:00:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.19 (mg/m3)
NO2 94.28 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 06:01:36
PM - 2.5 78.06 (µg/m3)
PM - 10 254.4 (µg/m3)
SO2 13.32 (µg/m3)
CO 0.57 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 06:01:34
PM - 2.5 102.22 (µg/m3)
PM - 10 207.33 (µg/m3)
SO2 31.16 (µg/m3)
CO 2.36 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 05:48:19
PM - 2.5 143.68 (µg/m3)
PM - 10 247.72 (µg/m3)
SO2 37.69 (µg/m3)
CO 4.51 (mg/m3)
NO2 33.65 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 06:00:28
PM - 2.5 55.2 (µg/m3)
PM - 10 95.5 (µg/m3)
SO2 0 (µg/m3)
CO 0.63 (mg/m3)
NO2 1.96 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 05:52:04
PM - 2.5 45 (µg/m3)
PM - 10 87.58 (µg/m3)
SO2 18.75 (µg/m3)
CO 0.51 (mg/m3)
NO2 9.1 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 05:49:01
PM - 2.5 52.99 (µg/m3)
PM - 10 90.37 (µg/m3)
SO2 10.51 (µg/m3)
CO 0.45 (mg/m3)
NO2 4.34 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 06:01:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 62.11 (µg/m3)
SO2 0 (µg/m3)
CO 0.54 (mg/m3)
NO2 16.73 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 06:01:26
PM - 2.5 19 (µg/m3)
PM - 10 33 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.57 (mg/m3)
NO2 10.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 06:00:23
PM - 2.5 29.33 (µg/m3)
PM - 10 (µg/m3)
SO2 26.01 (µg/m3)
CO 0.64 (mg/m3)
NO2 125.22 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 06:01:23
PM - 2.5 116.91 (µg/m3)
PM - 10 172.37 (µg/m3)
SO2 51.77 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
19-04-2026 06:01:26
PM - 2.5 30.13 (µg/m3)
PM - 10 124.31 (µg/m3)
SO2 23.65 (µg/m3)
CO 7.46 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 06:00:09
PM - 2.5 29.02 (µg/m3)
PM - 10 61.74 (µg/m3)
SO2 18.88 (µg/m3)
CO 0.41 (mg/m3)
NO2 6.78 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 06:01:21
PM - 2.5 26 (µg/m3)
PM - 10 52 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.71 (mg/m3)
NO2 13.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 06:01:39
PM - 2.5 120.09 (µg/m3)
PM - 10 252.25 (µg/m3)
SO2 38.29 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 06:00:10
PM - 2.5 2.25 (µg/m3)
PM - 10 (µg/m3)
SO2 5.29 (µg/m3)
CO ##### (mg/m3)
NO2 .51 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 06:01:39
PM - 2.5 23 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.7 (µg/m3)
CO 1.01 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 06:01:29
PM - 2.5 14 (µg/m3)
PM - 10 22 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.31 (mg/m3)
NO2 24.4 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 06:01:33
PM - 2.5 84.86 (µg/m3)
PM - 10 131.2 (µg/m3)
SO2 14.79 (µg/m3)
CO 3.14 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 06:01:11
PM - 2.5 80.4 (µg/m3)
PM - 10 191.5 (µg/m3)
SO2 19.42 (µg/m3)
CO 1.58 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 06:01:23
PM - 2.5 48.36 (µg/m3)
PM - 10 200.44 (µg/m3)
SO2 17.51 (µg/m3)
CO 2.11 (mg/m3)
NO2 5.2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 06:00:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.19 (mg/m3)
NO2 94.28 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 06:01:36
PM - 2.5 78.06 (µg/m3)
PM - 10 254.4 (µg/m3)
SO2 13.32 (µg/m3)
CO 0.57 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
19-04-2026 06:01:34
PM - 2.5 102.22 (µg/m3)
PM - 10 207.33 (µg/m3)
SO2 31.16 (µg/m3)
CO 2.36 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 05:48:19
PM - 2.5 143.68 (µg/m3)
PM - 10 247.72 (µg/m3)
SO2 37.69 (µg/m3)
CO 4.51 (mg/m3)
NO2 33.65 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
19-04-2026 06:00:28
PM - 2.5 55.2 (µg/m3)
PM - 10 95.5 (µg/m3)
SO2 0 (µg/m3)
CO 0.63 (mg/m3)
NO2 1.96 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 05:52:04
PM - 2.5 45 (µg/m3)
PM - 10 87.58 (µg/m3)
SO2 18.75 (µg/m3)
CO 0.51 (mg/m3)
NO2 9.1 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 05:49:01
PM - 2.5 52.99 (µg/m3)
PM - 10 90.37 (µg/m3)
SO2 10.51 (µg/m3)
CO 0.45 (mg/m3)
NO2 4.34 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 06:01:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 62.11 (µg/m3)
SO2 0 (µg/m3)
CO 0.54 (mg/m3)
NO2 16.73 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 06:01:26
PM - 2.5 19 (µg/m3)
PM - 10 33 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.57 (mg/m3)
NO2 10.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 06:00:23
PM - 2.5 29.33 (µg/m3)
PM - 10 (µg/m3)
SO2 26.01 (µg/m3)
CO 0.64 (mg/m3)
NO2 125.22 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 06:01:23
PM - 2.5 116.91 (µg/m3)
PM - 10 172.37 (µg/m3)
SO2 51.77 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 2.5 (µg/m3)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	78.88
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	88.33
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	106.22
19-APR-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	2,147,483.75

1 - 4

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	134.07
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	168.86
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	267.05

1 - 3

CAAQMS Data

1 - 10 of 2,231

Company Name	Area Name	Mine Name	Creation datetime	Record time	PM - 2.5 (µg/m3)	PM - 10 (µg/m3)	SO2 (µg/m3)	NO2 (µg/m3)	CO (mg/m3)	Device ID	Created by
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 06:01	19-APR-2026 00:31	102.22	207.33	31.16	-	2.36	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 06:01	19-APR-2026 00:30	84.86	131.20	14.79	-	3.14	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	19-APR-2026 06:01	19-APR-2026 06:00	2,147,483.75	62.11	0.00	16.73	0.54	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 06:01	19-APR-2026 00:27	80.40	191.50	19.42	-	1.58	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 06:01	19-APR-2026 00:29	84.78	129.68	14.91	-	3.19	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 06:01	19-APR-2026 00:30	102.21	207.20	30.96	-	2.30	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 06:00	19-APR-2026 00:26	80.51	190.40	19.30	-	1.58	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 06:00	19-APR-2026 00:29	84.45	128.25	14.86	-	3.22	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	19-APR-2026 06:00	19-APR-2026 00:29	29.33	-	26.01	125.22	0.64	site_5592	Swan Environ
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 06:00	19-APR-2026 00:26	80.58	189.20	19.12	-	1.57	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,231

marquee

New

PM - 2.5 (µg/m3)

PM - 10 (µg/m3)

SO2 (µg/m3)

CO (mg/m3)

NO2 (µg/m3)

Permissible limit crossed for PM - 2.5 (µg/m3) in selected date range

Permissible limit crossed for PM - 10 (µg/m3) in selected date range

CAAQMS Data