Subsidiary wise

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 09:15:42
PM - 2.5 33.93 (µg/m3)
PM - 10 56.28 (µg/m3)
SO2 18.3 (µg/m3)
CO 0.31 (mg/m3)
NO2 10.48 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 09:17:11
PM - 2.5 38 (µg/m3)
PM - 10 75 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.69 (mg/m3)
NO2 14.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 09:17:15
PM - 2.5 96.45 (µg/m3)
PM - 10 270.85 (µg/m3)
SO2 17.68 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 09:15:46
PM - 2.5 91.03 (µg/m3)
PM - 10 (µg/m3)
SO2 36.98 (µg/m3)
CO 2.25 (mg/m3)
NO2 5.24 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 09:17:12
PM - 2.5 29 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.83 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 09:17:17
PM - 2.5 21 (µg/m3)
PM - 10 33 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.34 (mg/m3)
NO2 26.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 09:17:36
PM - 2.5 26.29 (µg/m3)
PM - 10 148.66 (µg/m3)
SO2 9.51 (µg/m3)
CO 2.92 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 09:17:14
PM - 2.5 40.38 (µg/m3)
PM - 10 83.67 (µg/m3)
SO2 21.07 (µg/m3)
CO 1.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 09:17:29
PM - 2.5 126.73 (µg/m3)
PM - 10 314.74 (µg/m3)
SO2 19.91 (µg/m3)
CO 2.50 (mg/m3)
NO2 2.44 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 09:15:51
PM - 2.5 .13 (µg/m3)
PM - 10 (µg/m3)
SO2 986.45 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 09:17:36
PM - 2.5 112 (µg/m3)
PM - 10 274.4 (µg/m3)
SO2 43.47 (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
19-04-2026 09:17:38
PM - 2.5 63.2 (µg/m3)
PM - 10 191.11 (µg/m3)
SO2 31.15 (µg/m3)
CO 2.22 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 09:03:18
PM - 2.5 294.06 (µg/m3)
PM - 10 507 (µg/m3)
SO2 71.49 (µg/m3)
CO 4.38 (mg/m3)
NO2 33.68 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 09:07:04
PM - 2.5 49.8 (µg/m3)
PM - 10 101.87 (µg/m3)
SO2 19.35 (µg/m3)
CO 0.61 (mg/m3)
NO2 10.56 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 09:04:02
PM - 2.5 52.36 (µg/m3)
PM - 10 89.4 (µg/m3)
SO2 10.34 (µg/m3)
CO 0.42 (mg/m3)
NO2 4.12 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 09:16:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 57.6 (µg/m3)
SO2 11.18 (µg/m3)
CO 0.50 (mg/m3)
NO2 16.8 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 09:17:00
PM - 2.5 26 (µg/m3)
PM - 10 46 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.43 (mg/m3)
NO2 11 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 09:15:05
PM - 2.5 20.53 (µg/m3)
PM - 10 (µg/m3)
SO2 17.52 (µg/m3)
CO 0.14 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 09:17:20
PM - 2.5 151.44 (µg/m3)
PM - 10 228.45 (µg/m3)
SO2 87.82 (µg/m3)
CO ##### (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
19-04-2026 09:15:42
PM - 2.5 33.93 (µg/m3)
PM - 10 56.28 (µg/m3)
SO2 18.3 (µg/m3)
CO 0.31 (mg/m3)
NO2 10.48 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
19-04-2026 09:17:11
PM - 2.5 38 (µg/m3)
PM - 10 75 (µg/m3)
SO2 4.7 (µg/m3)
CO 0.69 (mg/m3)
NO2 14.8 (µg/m3)
Western Coalfields Limited
Bhanegaon OCM
19-04-2026 09:17:15
PM - 2.5 96.45 (µg/m3)
PM - 10 270.85 (µg/m3)
SO2 17.68 (µg/m3)
CO 1.00 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
19-04-2026 09:15:46
PM - 2.5 91.03 (µg/m3)
PM - 10 (µg/m3)
SO2 36.98 (µg/m3)
CO 2.25 (mg/m3)
NO2 5.24 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
19-04-2026 09:17:12
PM - 2.5 29 (µg/m3)
PM - 10 110 (µg/m3)
SO2 9.9 (µg/m3)
CO 0.83 (mg/m3)
NO2 17.8 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
19-04-2026 09:17:17
PM - 2.5 21 (µg/m3)
PM - 10 33 (µg/m3)
SO2 5.2 (µg/m3)
CO 0.34 (mg/m3)
NO2 26.6 (µg/m3)
South Eastern Coalfields Limited
M/S Kanchan OC Coal Mine
19-04-2026 09:17:36
PM - 2.5 26.29 (µg/m3)
PM - 10 148.66 (µg/m3)
SO2 9.51 (µg/m3)
CO 2.92 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/S Saraipali Opencast Coal Mine
19-04-2026 09:17:14
PM - 2.5 40.38 (µg/m3)
PM - 10 83.67 (µg/m3)
SO2 21.07 (µg/m3)
CO 1.63 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
M/S Ukni Opencast Mine
19-04-2026 09:17:29
PM - 2.5 126.73 (µg/m3)
PM - 10 314.74 (µg/m3)
SO2 19.91 (µg/m3)
CO 2.50 (mg/m3)
NO2 2.44 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
19-04-2026 09:15:51
PM - 2.5 .13 (µg/m3)
PM - 10 (µg/m3)
SO2 986.45 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
19-04-2026 09:17:36
PM - 2.5 112 (µg/m3)
PM - 10 274.4 (µg/m3)
SO2 43.47 (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
19-04-2026 09:17:38
PM - 2.5 63.2 (µg/m3)
PM - 10 191.11 (µg/m3)
SO2 31.15 (µg/m3)
CO 2.22 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
19-04-2026 09:03:18
PM - 2.5 294.06 (µg/m3)
PM - 10 507 (µg/m3)
SO2 71.49 (µg/m3)
CO 4.38 (mg/m3)
NO2 33.68 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
19-04-2026 09:07:04
PM - 2.5 49.8 (µg/m3)
PM - 10 101.87 (µg/m3)
SO2 19.35 (µg/m3)
CO 0.61 (mg/m3)
NO2 10.56 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
19-04-2026 09:04:02
PM - 2.5 52.36 (µg/m3)
PM - 10 89.4 (µg/m3)
SO2 10.34 (µg/m3)
CO 0.42 (mg/m3)
NO2 4.12 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
19-04-2026 09:16:21
PM - 2.5 2147483.75 (µg/m3)
PM - 10 57.6 (µg/m3)
SO2 11.18 (µg/m3)
CO 0.50 (mg/m3)
NO2 16.8 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
19-04-2026 09:17:00
PM - 2.5 26 (µg/m3)
PM - 10 46 (µg/m3)
SO2 9.4 (µg/m3)
CO 0.43 (mg/m3)
NO2 11 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
19-04-2026 09:15:05
PM - 2.5 20.53 (µg/m3)
PM - 10 (µg/m3)
SO2 17.52 (µg/m3)
CO 0.14 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
WCL Inder Kamptee
19-04-2026 09:17:20
PM - 2.5 151.44 (µg/m3)
PM - 10 228.45 (µg/m3)
SO2 87.82 (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)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	60	79.97
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	60	78.84
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	104.97
19-APR-2026	South Eastern Coalfields Limited	SECL_KUSMUNDA	60	2,147,483.75

1 - 4

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
19-APR-2026	South Eastern Coalfields Limited	M/S Kanchan OC Coal Mine	100	195.10
19-APR-2026	South Eastern Coalfields Limited	M/S Saraipali Opencast Coal Mine	100	162.51
19-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	262.84

1 - 3

CAAQMS Data

1 - 10 of 3,432

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	19-APR-2026 09:17	19-APR-2026 03:47	63.20	191.11	31.15	-	2.22	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 09:17	19-APR-2026 03:46	26.29	148.66	9.51	-	2.92	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 09:17	19-APR-2026 03:43	40.38	83.67	21.07	-	1.63	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 09:17	19-APR-2026 03:45	27.02	149.12	9.32	-	2.89	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 09:17	19-APR-2026 03:47	63.13	192.42	31.87	-	2.22	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 09:16	19-APR-2026 03:43	40.13	84.10	21.05	-	1.62	site_5720	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Johilla Area	M/S Kanchan OC Coal Mine	19-APR-2026 09:16	19-APR-2026 03:45	27.75	149.35	9.48	-	2.88	site_3509	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	19-APR-2026 09:16	19-APR-2026 03:46	63.26	193.61	31.81	-	2.26	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	19-APR-2026 09:16	19-APR-2026 09:15	2,147,483.75	57.60	11.18	16.80	0.50	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Korba Area	M/S Saraipali Opencast Coal Mine	19-APR-2026 09:16	19-APR-2026 03:42	39.88	84.49	20.92	-	1.61	site_5720	Thermo Fisher Scientific India Private Limited

1 - 10 of 3,432

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