Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:00:58
PM - 2.5 31.26 (µg/m3)
PM - 10 0 (µg/m3)
SO2 8.82 (µg/m3)
CO 1.23 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:00:37
PM - 2.5 20.75 (µg/m3)
PM - 10 49.96 (µg/m3)
SO2 20.59 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.67 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:00:50
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.11 (mg/m3)
NO2 14.8 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:00:01
PM - 2.5 2.36 (µg/m3)
PM - 10 (µg/m3)
SO2 5.66 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:00:44
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 991.68 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:00:41
PM - 2.5 44 (µg/m3)
PM - 10 90 (µg/m3)
SO2 10.4 (µg/m3)
CO 0.59 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:01:13
PM - 2.5 37 (µg/m3)
PM - 10 55 (µg/m3)
SO2 5.9 (µg/m3)
CO 0.33 (mg/m3)
NO2 22.4 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 13:00:56
PM - 2.5 34.29 (µg/m3)
PM - 10 108.6 (µg/m3)
SO2 19.36 (µg/m3)
CO 0.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:00:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 1.82 (mg/m3)
NO2 53.48 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:01:07
PM - 2.5 49.75 (µg/m3)
PM - 10 171.4 (µg/m3)
SO2 3.15 (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 13:00:56
PM - 2.5 32.97 (µg/m3)
PM - 10 92.3 (µg/m3)
SO2 24.27 (µg/m3)
CO 1.68 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:01:02
PM - 2.5 22.43 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.42 (µg/m3)
CO 0.18 (mg/m3)
NO2 1.8 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 12:48:45
PM - 2.5 1491.45 (µg/m3)
PM - 10 2571.47 (µg/m3)
SO2 545.83 (µg/m3)
CO 3.46 (mg/m3)
NO2 33.14 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:00:15
PM - 2.5 31 (µg/m3)
PM - 10 122.9 (µg/m3)
SO2 .36 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.4 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 12:52:04
PM - 2.5 36.1 (µg/m3)
PM - 10 61.69 (µg/m3)
SO2 17.67 (µg/m3)
CO 0.35 (mg/m3)
NO2 6.45 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 12:48:51
PM - 2.5 56.34 (µg/m3)
PM - 10 95.5 (µg/m3)
SO2 11.41 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.55 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:00:35
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.28 (mg/m3)
NO2 15.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:00:02
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 40.42 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:00:59
PM - 2.5 66.68 (µg/m3)
PM - 10 107.09 (µg/m3)
SO2 22.44 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
17-04-2026 13:00:05
PM - 2.5 2.31 (µg/m3)
PM - 10 (µg/m3)
SO2 .03 (µg/m3)
CO ##### (mg/m3)
NO2 1.03 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 13:00:58
PM - 2.5 31.26 (µg/m3)
PM - 10 0 (µg/m3)
SO2 8.82 (µg/m3)
CO 1.23 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 13:00:37
PM - 2.5 20.75 (µg/m3)
PM - 10 49.96 (µg/m3)
SO2 20.59 (µg/m3)
CO 0.00 (mg/m3)
NO2 2.67 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 13:00:50
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.11 (mg/m3)
NO2 14.8 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 13:00:01
PM - 2.5 2.36 (µg/m3)
PM - 10 (µg/m3)
SO2 5.66 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 13:00:44
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 18.76 (µg/m3)
CO ##### (mg/m3)
NO2 991.68 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 13:00:41
PM - 2.5 44 (µg/m3)
PM - 10 90 (µg/m3)
SO2 10.4 (µg/m3)
CO 0.59 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 13:01:13
PM - 2.5 37 (µg/m3)
PM - 10 55 (µg/m3)
SO2 5.9 (µg/m3)
CO 0.33 (mg/m3)
NO2 22.4 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 13:00:56
PM - 2.5 34.29 (µg/m3)
PM - 10 108.6 (µg/m3)
SO2 19.36 (µg/m3)
CO 0.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 13:00:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 1.82 (mg/m3)
NO2 53.48 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 13:01:07
PM - 2.5 49.75 (µg/m3)
PM - 10 171.4 (µg/m3)
SO2 3.15 (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 13:00:56
PM - 2.5 32.97 (µg/m3)
PM - 10 92.3 (µg/m3)
SO2 24.27 (µg/m3)
CO 1.68 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 13:01:02
PM - 2.5 22.43 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.42 (µg/m3)
CO 0.18 (mg/m3)
NO2 1.8 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 12:48:45
PM - 2.5 1491.45 (µg/m3)
PM - 10 2571.47 (µg/m3)
SO2 545.83 (µg/m3)
CO 3.46 (mg/m3)
NO2 33.14 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 13:00:15
PM - 2.5 31 (µg/m3)
PM - 10 122.9 (µg/m3)
SO2 .36 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.4 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 12:52:04
PM - 2.5 36.1 (µg/m3)
PM - 10 61.69 (µg/m3)
SO2 17.67 (µg/m3)
CO 0.35 (mg/m3)
NO2 6.45 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 12:48:51
PM - 2.5 56.34 (µg/m3)
PM - 10 95.5 (µg/m3)
SO2 11.41 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.55 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:00:35
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.28 (mg/m3)
NO2 15.1 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 13:00:02
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 40.42 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 13:00:59
PM - 2.5 66.68 (µg/m3)
PM - 10 107.09 (µg/m3)
SO2 22.44 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
17-04-2026 13:00:05
PM - 2.5 2.31 (µg/m3)
PM - 10 (µg/m3)
SO2 .03 (µg/m3)
CO ##### (mg/m3)
NO2 1.03 (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	134.52
17-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	105.58

1 - 2

CAAQMS Data

1 - 10 of 3,297

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 13:00	17-APR-2026 07:30	32.97	92.30	24.27	-	1.68	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 13:00	17-APR-2026 07:27	34.29	108.60	19.36	-	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 13:00	17-APR-2026 07:26	34.41	108.90	19.10	-	0.89	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	17-APR-2026 13:00	17-APR-2026 07:29	0.00	-	40.42	0.00	31.56	site_5592	Swan Environ
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	17-APR-2026 13:00	17-APR-2026 07:29	31.67	92.92	22.12	-	1.66	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 12:59	17-APR-2026 07:26	34.53	109.20	19.25	-	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 12:59	17-APR-2026 07:29	31.86	92.83	25.65	-	1.65	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 12:59	17-APR-2026 07:25	34.68	109.50	19.63	-	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 12:59	17-APR-2026 07:28	31.95	92.66	23.88	-	1.65	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 12:58	17-APR-2026 07:25	34.79	109.70	19.58	-	0.90	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,297

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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