Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 03:15:32
PM - 2.5 68.7 (µg/m3)
PM - 10 245.81 (µg/m3)
SO2 4.63 (µg/m3)
CO 1.71 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 03:15:07
PM - 2.5 20.71 (µg/m3)
PM - 10 59.67 (µg/m3)
SO2 0 (µg/m3)
CO 0.18 (mg/m3)
NO2 17.87 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 03:15:14
PM - 2.5 12 (µg/m3)
PM - 10 21 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 19.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 03:15:38
PM - 2.5 87.31 (µg/m3)
PM - 10 183.32 (µg/m3)
SO2 16.83 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 03:15:23
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.51 (µg/m3)
CO ##### (mg/m3)
NO2 .16 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 03:15:39
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.34 (mg/m3)
NO2 20.9 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 03:15:36
PM - 2.5 100.4 (µg/m3)
PM - 10 130 (µg/m3)
SO2 38.77 (µg/m3)
CO 7.73 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 03:15:50
PM - 2.5 .01 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.19 (mg/m3)
NO2 357.78 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 03:15:34
PM - 2.5 59.94 (µg/m3)
PM - 10 173.1 (µg/m3)
SO2 0 (µg/m3)
CO 0.57 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 03:15:32
PM - 2.5 93.44 (µg/m3)
PM - 10 143.53 (µg/m3)
SO2 23.26 (µg/m3)
CO 2.56 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 03:03:14
PM - 2.5 119.99 (µg/m3)
PM - 10 206.87 (µg/m3)
SO2 22.31 (µg/m3)
CO 3.83 (mg/m3)
NO2 19.28 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 03:15:28
PM - 2.5 50.1 (µg/m3)
PM - 10 219.7 (µg/m3)
SO2 .7 (µg/m3)
CO 0.62 (mg/m3)
NO2 2.46 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 03:07:00
PM - 2.5 49 (µg/m3)
PM - 10 75.92 (µg/m3)
SO2 12.73 (µg/m3)
CO 0.34 (mg/m3)
NO2 6.78 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 03:04:18
PM - 2.5 57.35 (µg/m3)
PM - 10 97.05 (µg/m3)
SO2 11.68 (µg/m3)
CO 0.64 (mg/m3)
NO2 5.91 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 03:02:31
PM - 2.5 0 (µg/m3)
PM - 10 35.09 (µg/m3)
SO2 7.55 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.45 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 03:15:26
PM - 2.5 45 (µg/m3)
PM - 10 79 (µg/m3)
SO2 4.9 (µg/m3)
CO 1.39 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 03:15:13
PM - 2.5 17.07 (µg/m3)
PM - 10 (µg/m3)
SO2 13.83 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 03:15:32
PM - 2.5 53.04 (µg/m3)
PM - 10 86.93 (µg/m3)
SO2 17.57 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 03:15:32
PM - 2.5 68.7 (µg/m3)
PM - 10 245.81 (µg/m3)
SO2 4.63 (µg/m3)
CO 1.71 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 03:15:07
PM - 2.5 20.71 (µg/m3)
PM - 10 59.67 (µg/m3)
SO2 0 (µg/m3)
CO 0.18 (mg/m3)
NO2 17.87 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 03:15:14
PM - 2.5 12 (µg/m3)
PM - 10 21 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.00 (mg/m3)
NO2 19.3 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 03:15:38
PM - 2.5 87.31 (µg/m3)
PM - 10 183.32 (µg/m3)
SO2 16.83 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 03:15:23
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.51 (µg/m3)
CO ##### (mg/m3)
NO2 .16 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 03:15:39
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 6.7 (µg/m3)
CO 0.34 (mg/m3)
NO2 20.9 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 03:15:36
PM - 2.5 100.4 (µg/m3)
PM - 10 130 (µg/m3)
SO2 38.77 (µg/m3)
CO 7.73 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 03:15:50
PM - 2.5 .01 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.19 (mg/m3)
NO2 357.78 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 03:15:34
PM - 2.5 59.94 (µg/m3)
PM - 10 173.1 (µg/m3)
SO2 0 (µg/m3)
CO 0.57 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
12-04-2026 03:15:32
PM - 2.5 93.44 (µg/m3)
PM - 10 143.53 (µg/m3)
SO2 23.26 (µg/m3)
CO 2.56 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
12-04-2026 03:03:14
PM - 2.5 119.99 (µg/m3)
PM - 10 206.87 (µg/m3)
SO2 22.31 (µg/m3)
CO 3.83 (mg/m3)
NO2 19.28 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
12-04-2026 03:15:28
PM - 2.5 50.1 (µg/m3)
PM - 10 219.7 (µg/m3)
SO2 .7 (µg/m3)
CO 0.62 (mg/m3)
NO2 2.46 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 03:07:00
PM - 2.5 49 (µg/m3)
PM - 10 75.92 (µg/m3)
SO2 12.73 (µg/m3)
CO 0.34 (mg/m3)
NO2 6.78 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
12-04-2026 03:04:18
PM - 2.5 57.35 (µg/m3)
PM - 10 97.05 (µg/m3)
SO2 11.68 (µg/m3)
CO 0.64 (mg/m3)
NO2 5.91 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
12-04-2026 03:02:31
PM - 2.5 0 (µg/m3)
PM - 10 35.09 (µg/m3)
SO2 7.55 (µg/m3)
CO 0.42 (mg/m3)
NO2 13.45 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
12-04-2026 03:15:26
PM - 2.5 45 (µg/m3)
PM - 10 79 (µg/m3)
SO2 4.9 (µg/m3)
CO 1.39 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 03:15:13
PM - 2.5 17.07 (µg/m3)
PM - 10 (µg/m3)
SO2 13.83 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 03:15:32
PM - 2.5 53.04 (µg/m3)
PM - 10 86.93 (µg/m3)
SO2 17.57 (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	61.08
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	208.94

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	145.73
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	285.07

1 - 2

CAAQMS Data

1 - 10 of 826

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 03:15	11-APR-2026 21:41	100.40	130.00	38.77	-	7.73	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 03:15	11-APR-2026 21:45	93.44	143.53	23.26	-	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 03:15	11-APR-2026 21:44	17.07	-	13.83	0.00	0.00	site_5592	Swan Environ
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 03:15	11-APR-2026 21:41	100.60	130.50	38.63	-	7.74	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 03:14	11-APR-2026 21:44	93.66	143.08	21.43	-	2.56	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 03:14	11-APR-2026 21:40	100.80	131.00	38.10	-	7.75	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 03:14	11-APR-2026 21:44	93.88	142.85	20.57	-	2.51	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 03:14	11-APR-2026 21:40	101.10	131.50	37.49	-	7.75	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 03:13	11-APR-2026 21:43	93.99	142.56	21.52	-	2.56	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 03:13	11-APR-2026 21:39	101.30	131.80	37.19	-	7.77	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 826

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