Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 14:02:30
PM - 2.5 12.67 (µg/m3)
PM - 10 6.05 (µg/m3)
SO2 6.36 (µg/m3)
CO 1.20 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 14:00:18
PM - 2.5 18.41 (µg/m3)
PM - 10 50.97 (µg/m3)
SO2 23.17 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 14:02:20
PM - 2.5 22 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.09 (mg/m3)
NO2 15.5 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 14:00:20
PM - 2.5 2.4 (µg/m3)
PM - 10 (µg/m3)
SO2 5.76 (µg/m3)
CO ##### (mg/m3)
NO2 1.33 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 14:00:17
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 60.08 (µg/m3)
CO 0.00 (mg/m3)
NO2 289.61 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 14:02:13
PM - 2.5 30 (µg/m3)
PM - 10 59 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.56 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 14:02:44
PM - 2.5 36 (µg/m3)
PM - 10 54 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.33 (mg/m3)
NO2 22.5 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 14:02:27
PM - 2.5 29.39 (µg/m3)
PM - 10 71.89 (µg/m3)
SO2 17.92 (µg/m3)
CO 0.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 14:00:50
PM - 2.5 .02 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.45 (mg/m3)
NO2 219.02 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 14:02:32
PM - 2.5 38.51 (µg/m3)
PM - 10 125.5 (µg/m3)
SO2 2.9 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
17-04-2026 14:02:30
PM - 2.5 30.93 (µg/m3)
PM - 10 49.34 (µg/m3)
SO2 25.1 (µg/m3)
CO 1.79 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 14:02:30
PM - 2.5 12.29 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.52 (µg/m3)
CO 0.11 (mg/m3)
NO2 1.83 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:48:16
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 538.42 (µg/m3)
CO 3.42 (mg/m3)
NO2 33.41 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 14:00:31
PM - 2.5 36.3 (µg/m3)
PM - 10 113 (µg/m3)
SO2 .28 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.38 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 13:52:03
PM - 2.5 38.5 (µg/m3)
PM - 10 68.69 (µg/m3)
SO2 17.96 (µg/m3)
CO 0.39 (mg/m3)
NO2 7.17 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 13:48:51
PM - 2.5 50.17 (µg/m3)
PM - 10 86.03 (µg/m3)
SO2 9.75 (µg/m3)
CO 0.32 (mg/m3)
NO2 3.33 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:56:06
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.6 (µg/m3)
CO 0.26 (mg/m3)
NO2 12.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 14:00:19
PM - 2.5 20.5 (µg/m3)
PM - 10 (µg/m3)
SO2 17.52 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 14:02:31
PM - 2.5 36.89 (µg/m3)
PM - 10 80.86 (µg/m3)
SO2 25.68 (µg/m3)
CO ##### (mg/m3)
NO2 9.17 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
17-04-2026 14:00:05
PM - 2.5 .13 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 1.18 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 14:02:30
PM - 2.5 12.67 (µg/m3)
PM - 10 6.05 (µg/m3)
SO2 6.36 (µg/m3)
CO 1.20 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
17-04-2026 14:00:18
PM - 2.5 18.41 (µg/m3)
PM - 10 50.97 (µg/m3)
SO2 23.17 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
17-04-2026 14:02:20
PM - 2.5 22 (µg/m3)
PM - 10 50 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.09 (mg/m3)
NO2 15.5 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
17-04-2026 14:00:20
PM - 2.5 2.4 (µg/m3)
PM - 10 (µg/m3)
SO2 5.76 (µg/m3)
CO ##### (mg/m3)
NO2 1.33 (µg/m3)
Mahanadi Coalfields Limited
HINGULA OPEN CAST PROJECT
17-04-2026 14:00:17
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 60.08 (µg/m3)
CO 0.00 (mg/m3)
NO2 289.61 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
17-04-2026 14:02:13
PM - 2.5 30 (µg/m3)
PM - 10 59 (µg/m3)
SO2 9.8 (µg/m3)
CO 0.56 (mg/m3)
NO2 17.7 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 14:02:44
PM - 2.5 36 (µg/m3)
PM - 10 54 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.33 (mg/m3)
NO2 22.5 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 14:02:27
PM - 2.5 29.39 (µg/m3)
PM - 10 71.89 (µg/m3)
SO2 17.92 (µg/m3)
CO 0.89 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
17-04-2026 14:00:50
PM - 2.5 .02 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.45 (mg/m3)
NO2 219.02 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
17-04-2026 14:02:32
PM - 2.5 38.51 (µg/m3)
PM - 10 125.5 (µg/m3)
SO2 2.9 (µg/m3)
CO 0.51 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
17-04-2026 14:02:30
PM - 2.5 30.93 (µg/m3)
PM - 10 49.34 (µg/m3)
SO2 25.1 (µg/m3)
CO 1.79 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 14:02:30
PM - 2.5 12.29 (µg/m3)
PM - 10 0 (µg/m3)
SO2 5.52 (µg/m3)
CO 0.11 (mg/m3)
NO2 1.83 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 13:48:16
PM - 2.5 34.68 (µg/m3)
PM - 10 59.8 (µg/m3)
SO2 538.42 (µg/m3)
CO 3.42 (mg/m3)
NO2 33.41 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
17-04-2026 14:00:31
PM - 2.5 36.3 (µg/m3)
PM - 10 113 (µg/m3)
SO2 .28 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.38 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
17-04-2026 13:52:03
PM - 2.5 38.5 (µg/m3)
PM - 10 68.69 (µg/m3)
SO2 17.96 (µg/m3)
CO 0.39 (mg/m3)
NO2 7.17 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
17-04-2026 13:48:51
PM - 2.5 50.17 (µg/m3)
PM - 10 86.03 (µg/m3)
SO2 9.75 (µg/m3)
CO 0.32 (mg/m3)
NO2 3.33 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
17-04-2026 13:56:06
PM - 2.5 63 (µg/m3)
PM - 10 111 (µg/m3)
SO2 9.6 (µg/m3)
CO 0.26 (mg/m3)
NO2 12.8 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
17-04-2026 14:00:19
PM - 2.5 20.5 (µg/m3)
PM - 10 (µg/m3)
SO2 17.52 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
17-04-2026 14:02:31
PM - 2.5 36.89 (µg/m3)
PM - 10 80.86 (µg/m3)
SO2 25.68 (µg/m3)
CO ##### (mg/m3)
NO2 9.17 (µg/m3)
Western Coalfields Limited
WCLGourideep Opencast mine
17-04-2026 14:00:05
PM - 2.5 .13 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO ##### (mg/m3)
NO2 1.18 (µg/m3)

From

Expected format: DD-MON-RR

Subsidiary

Mine

No record found

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
17-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	131.56
17-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	103.61

1 - 2

CAAQMS Data

1 - 10 of 3,556

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	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	17-APR-2026 14:02	17-APR-2026 08:32	30.93	49.34	25.10	-	1.79	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 14:02	17-APR-2026 08:28	29.39	71.89	17.92	-	0.89	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	17-APR-2026 14:02	17-APR-2026 08:31	30.44	49.08	24.40	-	1.79	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 14:01	17-APR-2026 08:28	29.56	72.33	17.77	-	0.89	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	17-APR-2026 14:01	17-APR-2026 08:31	30.19	48.45	24.40	-	1.77	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 14:01	17-APR-2026 08:27	29.64	72.61	18.05	-	0.89	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	17-APR-2026 14:00	17-APR-2026 08:30	29.84	48.08	23.78	-	1.78	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 14:00	17-APR-2026 08:27	29.69	72.90	18.39	-	0.89	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 14:00	17-APR-2026 08:26	29.64	73.26	18.49	-	0.89	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	17-APR-2026 14:00	17-APR-2026 08:29	20.50	-	17.52	0.00	0.00	site_5592	Swan Environ

1 - 10 of 3,556

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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