Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 06:45:20
PM - 2.5 51.7 (µg/m3)
PM - 10 204.8 (µg/m3)
SO2 13.26 (µg/m3)
CO 4.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 06:45:01
PM - 2.5 28.94 (µg/m3)
PM - 10 71.84 (µg/m3)
SO2 11.44 (µg/m3)
CO 0.44 (mg/m3)
NO2 7.19 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 06:45:20
PM - 2.5 32 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.33 (mg/m3)
NO2 15.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 06:45:11
PM - 2.5 80.25 (µg/m3)
PM - 10 119.27 (µg/m3)
SO2 3.36 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 06:45:08
PM - 2.5 12 (µg/m3)
PM - 10 23 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.62 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 06:45:06
PM - 2.5 146.92 (µg/m3)
PM - 10 216.36 (µg/m3)
SO2 16.82 (µg/m3)
CO 3.06 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 06:45:14
PM - 2.5 49.58 (µg/m3)
PM - 10 147.6 (µg/m3)
SO2 20.29 (µg/m3)
CO 1.79 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 06:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.44 (mg/m3)
NO2 20.78 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 06:45:07
PM - 2.5 75.14 (µg/m3)
PM - 10 200.6 (µg/m3)
SO2 18.35 (µg/m3)
CO 0.58 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 06:45:25
PM - 2.5 93.69 (µg/m3)
PM - 10 294.41 (µg/m3)
SO2 24.36 (µg/m3)
CO 2.34 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 06:33:54
PM - 2.5 40.14 (µg/m3)
PM - 10 46.09 (µg/m3)
SO2 6.42 (µg/m3)
CO 0.14 (mg/m3)
NO2 1.67 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 06:33:16
PM - 2.5 155.34 (µg/m3)
PM - 10 267.84 (µg/m3)
SO2 39.39 (µg/m3)
CO 4.63 (mg/m3)
NO2 33.62 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 06:37:03
PM - 2.5 38.1 (µg/m3)
PM - 10 67.65 (µg/m3)
SO2 17.92 (µg/m3)
CO 0.38 (mg/m3)
NO2 7.06 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 06:33:55
PM - 2.5 51.24 (µg/m3)
PM - 10 87.68 (µg/m3)
SO2 10.04 (µg/m3)
CO 0.37 (mg/m3)
NO2 3.72 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 06:31:20
PM - 2.5 37.07 (µg/m3)
PM - 10 59.2 (µg/m3)
SO2 7.12 (µg/m3)
CO 0.45 (mg/m3)
NO2 17.01 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 06:45:31
PM - 2.5 25 (µg/m3)
PM - 10 44 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.30 (mg/m3)
NO2 9.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 06:45:26
PM - 2.5 22.46 (µg/m3)
PM - 10 (µg/m3)
SO2 19.18 (µg/m3)
CO 0.28 (mg/m3)
NO2 294.08 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 06:45:30
PM - 2.5 20.86 (µg/m3)
PM - 10 44.85 (µg/m3)
SO2 11.35 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-III OC Mine Station_02
18-04-2026 06:45:20
PM - 2.5 51.7 (µg/m3)
PM - 10 204.8 (µg/m3)
SO2 13.26 (µg/m3)
CO 4.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
18-04-2026 06:45:01
PM - 2.5 28.94 (µg/m3)
PM - 10 71.84 (µg/m3)
SO2 11.44 (µg/m3)
CO 0.44 (mg/m3)
NO2 7.19 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
18-04-2026 06:45:20
PM - 2.5 32 (µg/m3)
PM - 10 64 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.33 (mg/m3)
NO2 15.5 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
18-04-2026 06:45:11
PM - 2.5 80.25 (µg/m3)
PM - 10 119.27 (µg/m3)
SO2 3.36 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
18-04-2026 06:45:08
PM - 2.5 12 (µg/m3)
PM - 10 23 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.62 (mg/m3)
NO2 17.7 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
18-04-2026 06:45:06
PM - 2.5 146.92 (µg/m3)
PM - 10 216.36 (µg/m3)
SO2 16.82 (µg/m3)
CO 3.06 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
18-04-2026 06:45:14
PM - 2.5 49.58 (µg/m3)
PM - 10 147.6 (µg/m3)
SO2 20.29 (µg/m3)
CO 1.79 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
18-04-2026 06:30:51
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.44 (mg/m3)
NO2 20.78 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
18-04-2026 06:45:07
PM - 2.5 75.14 (µg/m3)
PM - 10 200.6 (µg/m3)
SO2 18.35 (µg/m3)
CO 0.58 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
18-04-2026 06:45:25
PM - 2.5 93.69 (µg/m3)
PM - 10 294.41 (µg/m3)
SO2 24.36 (µg/m3)
CO 2.34 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
18-04-2026 06:33:54
PM - 2.5 40.14 (µg/m3)
PM - 10 46.09 (µg/m3)
SO2 6.42 (µg/m3)
CO 0.14 (mg/m3)
NO2 1.67 (µg/m3)
Northern Coalfields Limited
NCL_CETI
18-04-2026 06:33:16
PM - 2.5 155.34 (µg/m3)
PM - 10 267.84 (µg/m3)
SO2 39.39 (µg/m3)
CO 4.63 (mg/m3)
NO2 33.62 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
18-04-2026 06:37:03
PM - 2.5 38.1 (µg/m3)
PM - 10 67.65 (µg/m3)
SO2 17.92 (µg/m3)
CO 0.38 (mg/m3)
NO2 7.06 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
18-04-2026 06:33:55
PM - 2.5 51.24 (µg/m3)
PM - 10 87.68 (µg/m3)
SO2 10.04 (µg/m3)
CO 0.37 (mg/m3)
NO2 3.72 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
18-04-2026 06:31:20
PM - 2.5 37.07 (µg/m3)
PM - 10 59.2 (µg/m3)
SO2 7.12 (µg/m3)
CO 0.45 (mg/m3)
NO2 17.01 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
18-04-2026 06:45:31
PM - 2.5 25 (µg/m3)
PM - 10 44 (µg/m3)
SO2 10.3 (µg/m3)
CO 0.30 (mg/m3)
NO2 9.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
18-04-2026 06:45:26
PM - 2.5 22.46 (µg/m3)
PM - 10 (µg/m3)
SO2 19.18 (µg/m3)
CO 0.28 (mg/m3)
NO2 294.08 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
18-04-2026 06:45:30
PM - 2.5 20.86 (µg/m3)
PM - 10 44.85 (µg/m3)
SO2 11.35 (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	92.10
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	70.16

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	148.66
18-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	121.94
18-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	190.28

1 - 3

CAAQMS Data

1 - 10 of 2,526

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	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	18-APR-2026 06:45	18-APR-2026 01:14	22.46	-	19.18	294.08	0.28	site_5592	Swan Environ
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	18-APR-2026 06:45	18-APR-2026 01:15	93.69	294.41	24.36	-	2.34	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 06:45	18-APR-2026 01:11	49.58	147.60	20.29	-	1.79	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 06:45	18-APR-2026 01:13	146.92	216.36	16.82	-	3.06	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 06:44	18-APR-2026 01:14	94.00	294.37	23.21	-	2.33	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 06:44	18-APR-2026 01:11	49.33	146.90	20.16	-	1.80	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 06:44	18-APR-2026 01:13	148.17	217.82	16.65	-	3.09	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 06:44	18-APR-2026 01:14	94.31	294.17	25.39	-	2.36	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	18-APR-2026 06:44	18-APR-2026 01:10	49.12	146.10	20.12	-	1.80	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	18-APR-2026 06:44	18-APR-2026 01:12	149.53	219.52	16.70	-	3.09	site_3509	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,526

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