Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:41:30
PM - 2.5 13.86 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.75 (µg/m3)
CO 1.12 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:30:24
PM - 2.5 20.75 (µg/m3)
PM - 10 50.97 (µg/m3)
SO2 20.88 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:41:20
PM - 2.5 26 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.10 (mg/m3)
NO2 14.9 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:30:41
PM - 2.5 2.39 (µg/m3)
PM - 10 (µg/m3)
SO2 5.73 (µg/m3)
CO (mg/m3)
NO2 .35 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:30:31
PM - 2.5 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 990.99 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:41:12
PM - 2.5 44 (µg/m3)
PM - 10 90 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.56 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:41:44
PM - 2.5 37 (µg/m3)
PM - 10 57 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.34 (mg/m3)
NO2 22.5 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 13:41:26
PM - 2.5 28.09 (µg/m3)
PM - 10 99.12 (µg/m3)
SO2 18.41 (µg/m3)
CO 0.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.88 (mg/m3)
NO2 20.61 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:41:36
PM - 2.5 55.51 (µg/m3)
PM - 10 167.9 (µg/m3)
SO2 2.1 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
17-04-2026 13:41:30
PM - 2.5 30.16 (µg/m3)
PM - 10 80.96 (µg/m3)
SO2 24.32 (µg/m3)
CO 1.72 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:41:31
PM - 2.5 15.33 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.4 (µg/m3)
CO 0.21 (mg/m3)
NO2 1.83 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:33:15
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 (µg/m3)
CO 3.55 (mg/m3)
NO2 33.36 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:30:52
PM - 2.5 36.3 (µg/m3)
PM - 10 113 (µg/m3)
SO2 .29 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.41 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 13:37:03
PM - 2.5 43.5 (µg/m3)
PM - 10 83.26 (µg/m3)
SO2 18.57 (µg/m3)
CO 0.49 (mg/m3)
NO2 8.66 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 13:33:51
PM - 2.5 57.85 (µg/m3)
PM - 10 97.81 (µg/m3)
SO2 11.82 (µg/m3)
CO 0.67 (mg/m3)
NO2 6.09 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:41:35
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.30 (mg/m3)
NO2 13.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:30:40
PM - 2.5 27.16 (µg/m3)
PM - 10 (µg/m3)
SO2 24.35 (µg/m3)
CO 0.57 (mg/m3)
NO2 90 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:41:30
PM - 2.5 44.31 (µg/m3)
PM - 10 70.61 (µg/m3)
SO2 17.35 (µg/m3)
CO ##### (mg/m3)
NO2 6.69 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:41:30
PM - 2.5 13.86 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.75 (µg/m3)
CO 1.12 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:30:24
PM - 2.5 20.75 (µg/m3)
PM - 10 50.97 (µg/m3)
SO2 20.88 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:41:20
PM - 2.5 26 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.10 (mg/m3)
NO2 14.9 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:30:41
PM - 2.5 2.39 (µg/m3)
PM - 10 (µg/m3)
SO2 5.73 (µg/m3)
CO (mg/m3)
NO2 .35 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:30:31
PM - 2.5 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 990.99 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:41:12
PM - 2.5 44 (µg/m3)
PM - 10 90 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.56 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:41:44
PM - 2.5 37 (µg/m3)
PM - 10 57 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.34 (mg/m3)
NO2 22.5 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 13:41:26
PM - 2.5 28.09 (µg/m3)
PM - 10 99.12 (µg/m3)
SO2 18.41 (µg/m3)
CO 0.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:30:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.88 (mg/m3)
NO2 20.61 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:41:36
PM - 2.5 55.51 (µg/m3)
PM - 10 167.9 (µg/m3)
SO2 2.1 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
17-04-2026 13:41:30
PM - 2.5 30.16 (µg/m3)
PM - 10 80.96 (µg/m3)
SO2 24.32 (µg/m3)
CO 1.72 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:41:31
PM - 2.5 15.33 (µg/m3)
PM - 10 0 (µg/m3)
SO2 7.4 (µg/m3)
CO 0.21 (mg/m3)
NO2 1.83 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:33:15
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 (µg/m3)
CO 3.55 (mg/m3)
NO2 33.36 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:30:52
PM - 2.5 36.3 (µg/m3)
PM - 10 113 (µg/m3)
SO2 .29 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.41 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 13:37:03
PM - 2.5 43.5 (µg/m3)
PM - 10 83.26 (µg/m3)
SO2 18.57 (µg/m3)
CO 0.49 (mg/m3)
NO2 8.66 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 13:33:51
PM - 2.5 57.85 (µg/m3)
PM - 10 97.81 (µg/m3)
SO2 11.82 (µg/m3)
CO 0.67 (mg/m3)
NO2 6.09 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:41:35
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.30 (mg/m3)
NO2 13.2 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:30:40
PM - 2.5 27.16 (µg/m3)
PM - 10 (µg/m3)
SO2 24.35 (µg/m3)
CO 0.57 (mg/m3)
NO2 90 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:41:30
PM - 2.5 44.31 (µg/m3)
PM - 10 70.61 (µg/m3)
SO2 17.35 (µg/m3)
CO ##### (mg/m3)
NO2 6.69 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
17-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	132.72
17-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	104.57

1 - 2

CAAQMS Data

1 - 10 of 3,470

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	17-APR-2026 13:41	17-APR-2026 08:11	30.16	80.96	24.32	-	1.72	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:41	17-APR-2026 08:07	28.09	99.12	18.41	-	0.89	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	17-APR-2026 13:40	17-APR-2026 08:10	29.28	80.92	25.87	-	1.75	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:40	17-APR-2026 08:07	28.35	99.76	18.71	-	0.89	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:40	17-APR-2026 08:06	28.65	100.30	18.47	-	0.89	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	17-APR-2026 13:40	17-APR-2026 08:10	28.50	80.92	27.92	-	1.72	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:39	17-APR-2026 08:06	28.95	101.00	18.46	-	0.90	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	17-APR-2026 13:39	17-APR-2026 08:09	27.77	80.92	25.36	-	1.69	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:39	17-APR-2026 08:05	29.22	101.60	18.45	-	0.90	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	17-APR-2026 13:39	17-APR-2026 08:09	27.37	80.92	25.08	-	1.72	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,470

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