Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 03:06:00
PM - 2.5 70.43 (µg/m3)
PM - 10 250.37 (µg/m3)
SO2 5.33 (µg/m3)
CO 1.48 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 03:00:15
PM - 2.5 21.68 (µg/m3)
PM - 10 85.57 (µg/m3)
SO2 0 (µg/m3)
CO 0.18 (mg/m3)
NO2 14.79 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 03:05:29
PM - 2.5 12 (µg/m3)
PM - 10 21 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.01 (mg/m3)
NO2 18.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 03:05:57
PM - 2.5 90.81 (µg/m3)
PM - 10 189.33 (µg/m3)
SO2 11.23 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 03:00:34
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.5 (µg/m3)
CO ##### (mg/m3)
NO2 .28 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 03:05:40
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.34 (mg/m3)
NO2 20.7 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 03:06:06
PM - 2.5 100.5 (µg/m3)
PM - 10 137.9 (µg/m3)
SO2 38.1 (µg/m3)
CO 7.90 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 03:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.31 (mg/m3)
NO2 343.47 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 03:06:04
PM - 2.5 62.12 (µg/m3)
PM - 10 159 (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 03:05:47
PM - 2.5 97.17 (µg/m3)
PM - 10 145.78 (µg/m3)
SO2 22.53 (µg/m3)
CO 2.45 (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 03:00:40
PM - 2.5 50.1 (µg/m3)
PM - 10 135.7 (µg/m3)
SO2 .54 (µg/m3)
CO 0.61 (mg/m3)
NO2 2.46 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 02:52:00
PM - 2.5 60 (µg/m3)
PM - 10 104.76 (µg/m3)
SO2 13.02 (µg/m3)
CO 0.49 (mg/m3)
NO2 9.31 (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 03:05:59
PM - 2.5 45 (µg/m3)
PM - 10 79 (µg/m3)
SO2 4.9 (µg/m3)
CO 1.48 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 03:00:24
PM - 2.5 17 (µg/m3)
PM - 10 (µg/m3)
SO2 13.62 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 03:05:59
PM - 2.5 65.56 (µg/m3)
PM - 10 97.71 (µg/m3)
SO2 26.82 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
12-04-2026 03:06:00
PM - 2.5 70.43 (µg/m3)
PM - 10 250.37 (µg/m3)
SO2 5.33 (µg/m3)
CO 1.48 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
12-04-2026 03:00:15
PM - 2.5 21.68 (µg/m3)
PM - 10 85.57 (µg/m3)
SO2 0 (µg/m3)
CO 0.18 (mg/m3)
NO2 14.79 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
12-04-2026 03:05:29
PM - 2.5 12 (µg/m3)
PM - 10 21 (µg/m3)
SO2 4.5 (µg/m3)
CO 0.01 (mg/m3)
NO2 18.9 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
12-04-2026 03:05:57
PM - 2.5 90.81 (µg/m3)
PM - 10 189.33 (µg/m3)
SO2 11.23 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
12-04-2026 03:00:34
PM - 2.5 2.28 (µg/m3)
PM - 10 (µg/m3)
SO2 5.5 (µg/m3)
CO ##### (mg/m3)
NO2 .28 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
12-04-2026 03:05:40
PM - 2.5 8 (µg/m3)
PM - 10 13 (µg/m3)
SO2 6.6 (µg/m3)
CO 0.34 (mg/m3)
NO2 20.7 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
12-04-2026 03:06:06
PM - 2.5 100.5 (µg/m3)
PM - 10 137.9 (µg/m3)
SO2 38.1 (µg/m3)
CO 7.90 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
12-04-2026 03:00:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.31 (mg/m3)
NO2 343.47 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
12-04-2026 03:06:04
PM - 2.5 62.12 (µg/m3)
PM - 10 159 (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 03:05:47
PM - 2.5 97.17 (µg/m3)
PM - 10 145.78 (µg/m3)
SO2 22.53 (µg/m3)
CO 2.45 (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 03:00:40
PM - 2.5 50.1 (µg/m3)
PM - 10 135.7 (µg/m3)
SO2 .54 (µg/m3)
CO 0.61 (mg/m3)
NO2 2.46 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
12-04-2026 02:52:00
PM - 2.5 60 (µg/m3)
PM - 10 104.76 (µg/m3)
SO2 13.02 (µg/m3)
CO 0.49 (mg/m3)
NO2 9.31 (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 03:05:59
PM - 2.5 45 (µg/m3)
PM - 10 79 (µg/m3)
SO2 4.9 (µg/m3)
CO 1.48 (mg/m3)
NO2 3.6 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
12-04-2026 03:00:24
PM - 2.5 17 (µg/m3)
PM - 10 (µg/m3)
SO2 13.62 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
12-04-2026 03:05:59
PM - 2.5 65.56 (µg/m3)
PM - 10 97.71 (µg/m3)
SO2 26.82 (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 Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	215.64

1 - 1

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	146.33
12-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	293.60

1 - 2

CAAQMS Data

1 - 10 of 785

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 03:06	11-APR-2026 21:32	100.50	137.90	38.10	-	7.90	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 03:05	11-APR-2026 21:35	97.17	145.78	22.53	-	2.45	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 03:05	11-APR-2026 21:31	100.30	138.50	38.27	-	7.91	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 03:05	11-APR-2026 21:35	97.14	145.51	20.85	-	2.47	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 03:05	11-APR-2026 21:31	100.10	139.00	38.96	-	7.94	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 03:04	11-APR-2026 21:34	96.97	145.41	22.07	-	2.49	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 03:04	11-APR-2026 21:30	99.91	139.50	39.62	-	7.96	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	12-APR-2026 03:04	12-APR-2026 03:00	57.35	97.05	11.68	5.91	0.64	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	12-APR-2026 03:04	11-APR-2026 21:30	99.84	140.00	40.03	-	8.00	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 03:04	11-APR-2026 21:34	96.97	145.07	21.16	-	2.50	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 785

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