Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 05:51:18
PM - 2.5 46.08 (µg/m3)
PM - 10 150.16 (µg/m3)
SO2 12.62 (µg/m3)
CO 4.47 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 05:45:22
PM - 2.5 26.4 (µg/m3)
PM - 10 55.89 (µg/m3)
SO2 14.01 (µg/m3)
CO 0.45 (mg/m3)
NO2 6.37 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 05:51:20
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.32 (mg/m3)
NO2 15.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 05:51:09
PM - 2.5 48.94 (µg/m3)
PM - 10 108.81 (µg/m3)
SO2 9.84 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 05:45:43
PM - 2.5 2.23 (µg/m3)
PM - 10 (µg/m3)
SO2 5.27 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 05:51:07
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.70 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 05:51:37
PM - 2.5 113.56 (µg/m3)
PM - 10 148.9 (µg/m3)
SO2 37.37 (µg/m3)
CO 4.37 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 05:51:13
PM - 2.5 49.36 (µg/m3)
PM - 10 106.6 (µg/m3)
SO2 19.09 (µg/m3)
CO 1.84 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 05:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.62 (mg/m3)
NO2 30.58 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 05:51:36
PM - 2.5 58.17 (µg/m3)
PM - 10 216.5 (µg/m3)
SO2 48.26 (µg/m3)
CO 0.55 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 05:51:34
PM - 2.5 74.03 (µg/m3)
PM - 10 177.15 (µg/m3)
SO2 24.69 (µg/m3)
CO 2.28 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 05:51:24
PM - 2.5 35.39 (µg/m3)
PM - 10 80.03 (µg/m3)
SO2 3.43 (µg/m3)
CO 0.24 (mg/m3)
NO2 1.8 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 05:48:16
PM - 2.5 128.56 (µg/m3)
PM - 10 221.66 (µg/m3)
SO2 37.32 (µg/m3)
CO 4.59 (mg/m3)
NO2 33.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 05:37:03
PM - 2.5 39.8 (µg/m3)
PM - 10 72.36 (µg/m3)
SO2 18.11 (µg/m3)
CO 0.42 (mg/m3)
NO2 7.54 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 05:48:55
PM - 2.5 56.87 (µg/m3)
PM - 10 96.32 (µg/m3)
SO2 11.56 (µg/m3)
CO 0.62 (mg/m3)
NO2 5.74 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 05:46:20
PM - 2.5 37.07 (µg/m3)
PM - 10 57.38 (µg/m3)
SO2 6.99 (µg/m3)
CO 0.44 (mg/m3)
NO2 18.37 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 05:51:32
PM - 2.5 23 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10 (µg/m3)
CO 0.29 (mg/m3)
NO2 9.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 05:45:08
PM - 2.5 17.72 (µg/m3)
PM - 10 (µg/m3)
SO2 14.56 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 05:51:30
PM - 2.5 23.46 (µg/m3)
PM - 10 38 (µg/m3)
SO2 13.15 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 05:51:18
PM - 2.5 46.08 (µg/m3)
PM - 10 150.16 (µg/m3)
SO2 12.62 (µg/m3)
CO 4.47 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 05:45:22
PM - 2.5 26.4 (µg/m3)
PM - 10 55.89 (µg/m3)
SO2 14.01 (µg/m3)
CO 0.45 (mg/m3)
NO2 6.37 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 05:51:20
PM - 2.5 28 (µg/m3)
PM - 10 55 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.32 (mg/m3)
NO2 15.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 05:51:09
PM - 2.5 48.94 (µg/m3)
PM - 10 108.81 (µg/m3)
SO2 9.84 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
18-04-2026 05:45:43
PM - 2.5 2.23 (µg/m3)
PM - 10 (µg/m3)
SO2 5.27 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 05:51:07
PM - 2.5 24 (µg/m3)
PM - 10 48 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.70 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 05:51:37
PM - 2.5 113.56 (µg/m3)
PM - 10 148.9 (µg/m3)
SO2 37.37 (µg/m3)
CO 4.37 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 05:51:13
PM - 2.5 49.36 (µg/m3)
PM - 10 106.6 (µg/m3)
SO2 19.09 (µg/m3)
CO 1.84 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 05:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.62 (mg/m3)
NO2 30.58 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 05:51:36
PM - 2.5 58.17 (µg/m3)
PM - 10 216.5 (µg/m3)
SO2 48.26 (µg/m3)
CO 0.55 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 05:51:34
PM - 2.5 74.03 (µg/m3)
PM - 10 177.15 (µg/m3)
SO2 24.69 (µg/m3)
CO 2.28 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 05:51:24
PM - 2.5 35.39 (µg/m3)
PM - 10 80.03 (µg/m3)
SO2 3.43 (µg/m3)
CO 0.24 (mg/m3)
NO2 1.8 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 05:48:16
PM - 2.5 128.56 (µg/m3)
PM - 10 221.66 (µg/m3)
SO2 37.32 (µg/m3)
CO 4.59 (mg/m3)
NO2 33.64 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 05:37:03
PM - 2.5 39.8 (µg/m3)
PM - 10 72.36 (µg/m3)
SO2 18.11 (µg/m3)
CO 0.42 (mg/m3)
NO2 7.54 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 05:48:55
PM - 2.5 56.87 (µg/m3)
PM - 10 96.32 (µg/m3)
SO2 11.56 (µg/m3)
CO 0.62 (mg/m3)
NO2 5.74 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 05:46:20
PM - 2.5 37.07 (µg/m3)
PM - 10 57.38 (µg/m3)
SO2 6.99 (µg/m3)
CO 0.44 (mg/m3)
NO2 18.37 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 05:51:32
PM - 2.5 23 (µg/m3)
PM - 10 40 (µg/m3)
SO2 10 (µg/m3)
CO 0.29 (mg/m3)
NO2 9.9 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 05:45:08
PM - 2.5 17.72 (µg/m3)
PM - 10 (µg/m3)
SO2 14.56 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 05:51:30
PM - 2.5 23.46 (µg/m3)
PM - 10 38 (µg/m3)
SO2 13.15 (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)
18-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	81.06
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	66.78

1 - 2

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
18-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	134.93
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	122.59
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	176.69

1 - 3

CAAQMS Data

1 - 10 of 2,195

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	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:51	18-APR-2026 00:20	113.56	148.90	37.37	-	4.37	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	18-APR-2026 05:51	18-APR-2026 00:21	74.03	177.15	24.69	-	2.28	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 05:51	18-APR-2026 00:17	49.36	106.60	19.09	-	1.84	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:51	18-APR-2026 00:19	111.55	146.03	35.58	-	4.02	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	18-APR-2026 05:51	18-APR-2026 00:21	73.22	172.29	25.54	-	2.27	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 05:50	18-APR-2026 00:17	49.37	105.90	19.37	-	1.83	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:50	18-APR-2026 00:19	109.98	143.69	34.75	-	3.36	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	18-APR-2026 05:50	18-APR-2026 00:20	72.47	168.83	28.36	-	2.25	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 05:50	18-APR-2026 00:16	49.25	104.90	19.55	-	1.82	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 05:50	18-APR-2026 00:18	108.27	141.20	39.09	-	3.26	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,195

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