Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
17-04-2026 14:04:59
PM - 2.5 12.9 (µg/m3)
PM - 10 9 (µg/m3)
SO2 6.7 (µg/m3)
CO 1.26 (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 14:05:20
PM - 2.5 22 (µg/m3)
PM - 10 45 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.11 (mg/m3)
NO2 15.6 (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 14:05:12
PM - 2.5 30 (µg/m3)
PM - 10 58 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.49 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 14:05:15
PM - 2.5 36 (µg/m3)
PM - 10 54 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.33 (mg/m3)
NO2 22.4 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 14:04:57
PM - 2.5 28.96 (µg/m3)
PM - 10 66.94 (µg/m3)
SO2 18.64 (µg/m3)
CO 0.88 (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 14:05:05
PM - 2.5 32.02 (µg/m3)
PM - 10 127.2 (µg/m3)
SO2 3.15 (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 14:05:10
PM - 2.5 33.88 (µg/m3)
PM - 10 52.18 (µg/m3)
SO2 22.04 (µg/m3)
CO 1.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 14:05:03
PM - 2.5 11.96 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.58 (µg/m3)
CO 0.12 (mg/m3)
NO2 1.83 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 14:03:16
PM - 2.5 33.52 (µg/m3)
PM - 10 57.79 (µg/m3)
SO2 536.33 (µg/m3)
CO 3.23 (mg/m3)
NO2 33.43 (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 14:03:51
PM - 2.5 56.47 (µg/m3)
PM - 10 95.71 (µg/m3)
SO2 11.45 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.6 (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 14:05:00
PM - 2.5 34.66 (µg/m3)
PM - 10 86.68 (µg/m3)
SO2 24.25 (µg/m3)
CO ##### (mg/m3)
NO2 8.52 (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 14:04:59
PM - 2.5 12.9 (µg/m3)
PM - 10 9 (µg/m3)
SO2 6.7 (µg/m3)
CO 1.26 (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 14:05:20
PM - 2.5 22 (µg/m3)
PM - 10 45 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.11 (mg/m3)
NO2 15.6 (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 14:05:12
PM - 2.5 30 (µg/m3)
PM - 10 58 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.49 (mg/m3)
NO2 17.6 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
17-04-2026 14:05:15
PM - 2.5 36 (µg/m3)
PM - 10 54 (µg/m3)
SO2 5.8 (µg/m3)
CO 0.33 (mg/m3)
NO2 22.4 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
17-04-2026 14:04:57
PM - 2.5 28.96 (µg/m3)
PM - 10 66.94 (µg/m3)
SO2 18.64 (µg/m3)
CO 0.88 (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 14:05:05
PM - 2.5 32.02 (µg/m3)
PM - 10 127.2 (µg/m3)
SO2 3.15 (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 14:05:10
PM - 2.5 33.88 (µg/m3)
PM - 10 52.18 (µg/m3)
SO2 22.04 (µg/m3)
CO 1.77 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
Mathani UG
17-04-2026 14:05:03
PM - 2.5 11.96 (µg/m3)
PM - 10 0 (µg/m3)
SO2 6.58 (µg/m3)
CO 0.12 (mg/m3)
NO2 1.83 (µg/m3)
Northern Coalfields Limited
NCL_CETI
17-04-2026 14:03:16
PM - 2.5 33.52 (µg/m3)
PM - 10 57.79 (µg/m3)
SO2 536.33 (µg/m3)
CO 3.23 (mg/m3)
NO2 33.43 (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 14:03:51
PM - 2.5 56.47 (µg/m3)
PM - 10 95.71 (µg/m3)
SO2 11.45 (µg/m3)
CO 0.60 (mg/m3)
NO2 5.6 (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 14:05:00
PM - 2.5 34.66 (µg/m3)
PM - 10 86.68 (µg/m3)
SO2 24.25 (µg/m3)
CO ##### (mg/m3)
NO2 8.52 (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	131.38
17-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	103.44

1 - 2

CAAQMS Data

1 - 10 of 3,567

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 14:05	17-APR-2026 08:35	33.88	52.18	22.04	-	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 14:04	17-APR-2026 08:31	28.96	66.94	18.64	-	0.88	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 14:04	17-APR-2026 08:34	33.50	51.59	25.26	-	1.80	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 14:04	17-APR-2026 08:30	28.88	68.08	18.64	-	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 14:04	17-APR-2026 08:34	32.97	50.91	23.03	-	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 14:03	17-APR-2026 08:30	28.90	69.16	18.62	-	0.89	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	17-APR-2026 14:03	17-APR-2026 14:00	56.47	95.71	11.45	5.60	0.60	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	17-APR-2026 14:03	17-APR-2026 08:33	32.36	50.29	25.64	-	1.80	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	17-APR-2026 14:03	17-APR-2026 08:29	29.03	70.13	18.58	-	0.88	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 14:03	17-APR-2026 08:32	31.54	49.63	21.72	-	1.81	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,567

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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