Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 05:17:00
PM - 2.5 82.5 (µg/m3)
PM - 10 312.54 (µg/m3)
SO2 5.07 (µg/m3)
CO 1.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 05:15:10
PM - 2.5 22.19 (µg/m3)
PM - 10 87.83 (µg/m3)
SO2 0 (µg/m3)
CO 0.28 (mg/m3)
NO2 12.32 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 05:16:47
PM - 2.5 6 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 18.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 05:16:59
PM - 2.5 88.3 (µg/m3)
PM - 10 133.26 (µg/m3)
SO2 3.65 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 05:15:53
PM - 2.5 2.29 (µg/m3)
PM - 10 (µg/m3)
SO2 5.55 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 05:16:42
PM - 2.5 15 (µg/m3)
PM - 10 22 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.35 (mg/m3)
NO2 20.9 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 05:16:38
PM - 2.5 47.87 (µg/m3)
PM - 10 79.96 (µg/m3)
SO2 23.01 (µg/m3)
CO 2.54 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 05:15:50
PM - 2.5 66.45 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 985.74 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 05:16:34
PM - 2.5 56.28 (µg/m3)
PM - 10 143.6 (µg/m3)
SO2 5.1 (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
12-04-2026 05:16:36
PM - 2.5 81.13 (µg/m3)
PM - 10 200.48 (µg/m3)
SO2 21.92 (µg/m3)
CO 2.57 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 05:03:39
PM - 2.5 110.81 (µg/m3)
PM - 10 191.06 (µg/m3)
SO2 21.4 (µg/m3)
CO 3.17 (mg/m3)
NO2 19.32 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 05:15:04
PM - 2.5 58.1 (µg/m3)
PM - 10 197.9 (µg/m3)
SO2 .63 (µg/m3)
CO 0.66 (mg/m3)
NO2 2.78 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 05:07:00
PM - 2.5 43 (µg/m3)
PM - 10 60.05 (µg/m3)
SO2 12.56 (µg/m3)
CO 0.26 (mg/m3)
NO2 5.39 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 05:04:18
PM - 2.5 54.28 (µg/m3)
PM - 10 92.34 (µg/m3)
SO2 10.86 (µg/m3)
CO 0.50 (mg/m3)
NO2 4.81 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 05:02:31
PM - 2.5 0 (µg/m3)
PM - 10 64.08 (µg/m3)
SO2 7.53 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.57 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 05:16:58
PM - 2.5 32 (µg/m3)
PM - 10 56 (µg/m3)
SO2 5.1 (µg/m3)
CO 1.49 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 05:15:46
PM - 2.5 10.97 (µg/m3)
PM - 10 (µg/m3)
SO2 7.84 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 05:17:02
PM - 2.5 78.01 (µg/m3)
PM - 10 98.36 (µg/m3)
SO2 22.66 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 05:17:00
PM - 2.5 82.5 (µg/m3)
PM - 10 312.54 (µg/m3)
SO2 5.07 (µg/m3)
CO 1.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 05:15:10
PM - 2.5 22.19 (µg/m3)
PM - 10 87.83 (µg/m3)
SO2 0 (µg/m3)
CO 0.28 (mg/m3)
NO2 12.32 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 05:16:47
PM - 2.5 6 (µg/m3)
PM - 10 11 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 18.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 05:16:59
PM - 2.5 88.3 (µg/m3)
PM - 10 133.26 (µg/m3)
SO2 3.65 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 05:15:53
PM - 2.5 2.29 (µg/m3)
PM - 10 (µg/m3)
SO2 5.55 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 05:16:42
PM - 2.5 15 (µg/m3)
PM - 10 22 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.35 (mg/m3)
NO2 20.9 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 05:16:38
PM - 2.5 47.87 (µg/m3)
PM - 10 79.96 (µg/m3)
SO2 23.01 (µg/m3)
CO 2.54 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 05:15:50
PM - 2.5 66.45 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.00 (mg/m3)
NO2 985.74 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 05:16:34
PM - 2.5 56.28 (µg/m3)
PM - 10 143.6 (µg/m3)
SO2 5.1 (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
12-04-2026 05:16:36
PM - 2.5 81.13 (µg/m3)
PM - 10 200.48 (µg/m3)
SO2 21.92 (µg/m3)
CO 2.57 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 05:03:39
PM - 2.5 110.81 (µg/m3)
PM - 10 191.06 (µg/m3)
SO2 21.4 (µg/m3)
CO 3.17 (mg/m3)
NO2 19.32 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 05:15:04
PM - 2.5 58.1 (µg/m3)
PM - 10 197.9 (µg/m3)
SO2 .63 (µg/m3)
CO 0.66 (mg/m3)
NO2 2.78 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 05:07:00
PM - 2.5 43 (µg/m3)
PM - 10 60.05 (µg/m3)
SO2 12.56 (µg/m3)
CO 0.26 (mg/m3)
NO2 5.39 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 05:04:18
PM - 2.5 54.28 (µg/m3)
PM - 10 92.34 (µg/m3)
SO2 10.86 (µg/m3)
CO 0.50 (mg/m3)
NO2 4.81 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 05:02:31
PM - 2.5 0 (µg/m3)
PM - 10 64.08 (µg/m3)
SO2 7.53 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.57 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 05:16:58
PM - 2.5 32 (µg/m3)
PM - 10 56 (µg/m3)
SO2 5.1 (µg/m3)
CO 1.49 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 05:15:46
PM - 2.5 10.97 (µg/m3)
PM - 10 (µg/m3)
SO2 7.84 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 05:17:02
PM - 2.5 78.01 (µg/m3)
PM - 10 98.36 (µg/m3)
SO2 22.66 (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)
12-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	62.62
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	144.49

1 - 2

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
12-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	122.40
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	270.27

1 - 2

CAAQMS Data

1 - 10 of 1,341

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	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 05:16	11-APR-2026 23:42	47.87	79.96	23.01	-	2.54	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	12-APR-2026 05:16	11-APR-2026 23:46	81.13	200.48	21.92	-	2.57	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 05:16	11-APR-2026 23:42	48.09	79.90	22.70	-	2.54	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	12-APR-2026 05:16	11-APR-2026 23:46	81.89	201.79	22.16	-	2.56	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	12-APR-2026 05:15	11-APR-2026 23:45	10.97	-	7.84	0.00	0.00	site_5592	Swan Environ
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 05:15	11-APR-2026 23:41	48.31	79.86	21.92	-	2.54	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	12-APR-2026 05:15	11-APR-2026 23:45	82.71	202.95	23.56	-	2.61	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 05:15	11-APR-2026 23:41	48.44	79.80	21.40	-	2.56	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	12-APR-2026 05:15	11-APR-2026 23:45	83.69	204.21	20.31	-	2.63	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 05:14	11-APR-2026 23:40	48.58	79.65	21.23	-	2.57	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 1,341

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