Subsidiary wise

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
29-04-2026 18:48:30
PM - 2.5 0 (µg/m3)
PM - 10 34.74 (µg/m3)
SO2 5.73 (µg/m3)
CO 1.27 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
29-04-2026 18:45:32
PM - 2.5 15.41 (µg/m3)
PM - 10 43.72 (µg/m3)
SO2 60.06 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.85 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
29-04-2026 18:48:04
PM - 2.5 47 (µg/m3)
PM - 10 93 (µg/m3)
SO2 5.2 (µg/m3)
CO 1.37 (mg/m3)
NO2 14.2 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
29-04-2026 18:45:44
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 38.22 (µg/m3)
CO 2.41 (mg/m3)
NO2 5.66 (µg/m3)
SECL
Gayatri UG Mine
29-04-2026 18:48:34
PM - 2.5 23.81 (µg/m3)
PM - 10 96.49 (µg/m3)
SO2 20.89 (µg/m3)
CO 0.79 (mg/m3)
NO2 6.27 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
29-04-2026 18:48:16
PM - 2.5 25 (µg/m3)
PM - 10 42 (µg/m3)
SO2 8.1 (µg/m3)
CO 1.31 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
29-04-2026 18:48:45
PM - 2.5 25 (µg/m3)
PM - 10 48 (µg/m3)
SO2 11.5 (µg/m3)
CO 0.52 (mg/m3)
NO2 17.1 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
29-04-2026 18:48:44
PM - 2.5 19 (µg/m3)
PM - 10 28 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.25 (mg/m3)
NO2 24.4 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
29-04-2026 18:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.16 (mg/m3)
NO2 3.66 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
29-04-2026 18:48:37
PM - 2.5 180.8 (µg/m3)
PM - 10 394.4 (µg/m3)
SO2 13.18 (µg/m3)
CO 0.66 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
29-04-2026 18:48:24
PM - 2.5 104.02 (µg/m3)
PM - 10 278.82 (µg/m3)
SO2 24.34 (µg/m3)
CO 0.67 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
29-04-2026 18:48:25
PM - 2.5 72.68 (µg/m3)
PM - 10 125.32 (µg/m3)
SO2 22.36 (µg/m3)
CO 2.26 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
29-04-2026 18:45:27
PM - 2.5 30.8 (µg/m3)
PM - 10 119.6 (µg/m3)
SO2 .68 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.55 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
29-04-2026 18:37:34
PM - 2.5 40.1 (µg/m3)
PM - 10 73.48 (µg/m3)
SO2 15.41 (µg/m3)
CO 0.33 (mg/m3)
NO2 7.66 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
29-04-2026 18:45:54
PM - 2.5 54.96 (µg/m3)
PM - 10 101.98 (µg/m3)
SO2 14.85 (µg/m3)
CO 0.76 (mg/m3)
NO2 8.13 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
29-04-2026 18:46:32
PM - 2.5 4 (µg/m3)
PM - 10 54 (µg/m3)
SO2 6.24 (µg/m3)
CO 0.51 (mg/m3)
NO2 18.33 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
29-04-2026 18:48:27
PM - 2.5 44 (µg/m3)
PM - 10 78 (µg/m3)
SO2 9.3 (µg/m3)
CO 1.03 (mg/m3)
NO2 11.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
29-04-2026 18:45:21
PM - 2.5 77.79 (µg/m3)
PM - 10 (µg/m3)
SO2 73.91 (µg/m3)
CO 0.00 (mg/m3)
NO2 0 (µg/m3)

Western Coalfields Limited
AAQMS_Makardhokra-I OC Mine Station_01
29-04-2026 18:48:30
PM - 2.5 0 (µg/m3)
PM - 10 34.74 (µg/m3)
SO2 5.73 (µg/m3)
CO 1.27 (mg/m3)
NO2 (µg/m3)
Western Coalfields Limited
AQMS_1M WCL MAJRI AREA
29-04-2026 18:45:32
PM - 2.5 15.41 (µg/m3)
PM - 10 43.72 (µg/m3)
SO2 60.06 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.85 (µg/m3)
Mahanadi Coalfields Limited
Basundhara (W) OCP
29-04-2026 18:48:04
PM - 2.5 47 (µg/m3)
PM - 10 93 (µg/m3)
SO2 5.2 (µg/m3)
CO 1.37 (mg/m3)
NO2 14.2 (µg/m3)
Western Coalfields Limited
Bhatadi Opencast Mine
29-04-2026 18:45:44
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 38.22 (µg/m3)
CO 2.41 (mg/m3)
NO2 5.66 (µg/m3)
SECL
Gayatri UG Mine
29-04-2026 18:48:34
PM - 2.5 23.81 (µg/m3)
PM - 10 96.49 (µg/m3)
SO2 20.89 (µg/m3)
CO 0.79 (mg/m3)
NO2 6.27 (µg/m3)
Mahanadi Coalfields Limited
Kulda OCP
29-04-2026 18:48:16
PM - 2.5 25 (µg/m3)
PM - 10 42 (µg/m3)
SO2 8.1 (µg/m3)
CO 1.31 (mg/m3)
NO2 2.3 (µg/m3)
Mahanadi Coalfields Limited
Lajkura OCP
29-04-2026 18:48:45
PM - 2.5 25 (µg/m3)
PM - 10 48 (µg/m3)
SO2 11.5 (µg/m3)
CO 0.52 (mg/m3)
NO2 17.1 (µg/m3)
Mahanadi Coalfields Limited
Lakhanpur OCP
29-04-2026 18:48:44
PM - 2.5 19 (µg/m3)
PM - 10 28 (µg/m3)
SO2 6.8 (µg/m3)
CO 0.25 (mg/m3)
NO2 24.4 (µg/m3)
Western Coalfields Limited
M/S WCL Sasti Open Cast Mine
29-04-2026 18:45:50
PM - 2.5 0 (µg/m3)
PM - 10 (µg/m3)
SO2 0 (µg/m3)
CO 0.16 (mg/m3)
NO2 3.66 (µg/m3)
South Eastern Coalfields
M/s Amadand OC Mine Project
29-04-2026 18:48:37
PM - 2.5 180.8 (µg/m3)
PM - 10 394.4 (µg/m3)
SO2 13.18 (µg/m3)
CO 0.66 (mg/m3)
NO2 (µg/m3)
South Eastern Coalfields Limited
M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area
29-04-2026 18:48:24
PM - 2.5 104.02 (µg/m3)
PM - 10 278.82 (µg/m3)
SO2 24.34 (µg/m3)
CO 0.67 (mg/m3)
NO2 (µg/m3)
Northern Coalfields Limited
NCL_CETI
29-04-2026 18:48:25
PM - 2.5 72.68 (µg/m3)
PM - 10 125.32 (µg/m3)
SO2 22.36 (µg/m3)
CO 2.26 (mg/m3)
NO2 0 (µg/m3)
Western Coalfields Limited
Penganga Opencast Mine
29-04-2026 18:45:27
PM - 2.5 30.8 (µg/m3)
PM - 10 119.6 (µg/m3)
SO2 .68 (µg/m3)
CO 0.00 (mg/m3)
NO2 1.55 (µg/m3)
South Eastern Coalfields Limited
SECL GEVRA
29-04-2026 18:37:34
PM - 2.5 40.1 (µg/m3)
PM - 10 73.48 (µg/m3)
SO2 15.41 (µg/m3)
CO 0.33 (mg/m3)
NO2 7.66 (µg/m3)
South Eastern Coalfields Limited
SECL_DIPKA
29-04-2026 18:45:54
PM - 2.5 54.96 (µg/m3)
PM - 10 101.98 (µg/m3)
SO2 14.85 (µg/m3)
CO 0.76 (mg/m3)
NO2 8.13 (µg/m3)
South Eastern Coalfields Limited
SECL_KUSMUNDA
29-04-2026 18:46:32
PM - 2.5 4 (µg/m3)
PM - 10 54 (µg/m3)
SO2 6.24 (µg/m3)
CO 0.51 (mg/m3)
NO2 18.33 (µg/m3)
Mahanadi Coalfields Limited
Samaleswari OCP
29-04-2026 18:48:27
PM - 2.5 44 (µg/m3)
PM - 10 78 (µg/m3)
SO2 9.3 (µg/m3)
CO 1.03 (mg/m3)
NO2 11.5 (µg/m3)
South Eastern Coalfields Limited
South Eastern Coalfields Limited - AQMS_H_Q
29-04-2026 18:45:21
PM - 2.5 77.79 (µg/m3)
PM - 10 (µg/m3)
SO2 73.91 (µg/m3)
CO 0.00 (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)
29-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	60	66.41

1 - 1

Record Date	Company name	Mine name	Permissible Limit (µg/m3)	Average PM - 10 (µg/m3)
29-APR-2026	South Eastern Coalfields Limited	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	100	154.15

1 - 1

CAAQMS Data

1 - 10 of 2,394

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	29-APR-2026 18:48	29-APR-2026 13:18	104.02	278.82	24.34	-	0.67	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	29-APR-2026 18:47	29-APR-2026 13:17	102.63	275.14	26.11	-	0.66	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	29-APR-2026 18:47	29-APR-2026 13:17	101.66	272.11	24.03	-	0.69	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	29-APR-2026 18:46	29-APR-2026 13:16	100.24	268.25	24.35	-	0.70	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL,Kusmunda	SECL_KUSMUNDA	29-APR-2026 18:46	29-APR-2026 18:45	4.00	54.00	6.24	18.33	0.51	site_1963	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	29-APR-2026 18:46	29-APR-2026 13:16	98.88	264.64	22.37	-	0.71	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	SECL_DIPKA	SECL_DIPKA	29-APR-2026 18:45	29-APR-2026 13:15	54.96	101.98	14.85	8.13	0.76	site_1931	Envea India Pvt Ltd
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	29-APR-2026 18:45	29-APR-2026 13:15	97.61	260.43	22.56	-	0.71	site_5664	Thermo Fisher Scientific India Private Limited
South Eastern Coalfields Limited	Bilaspur, CHHATTISGARHr	South Eastern Coalfields Limited - AQMS_H_Q	29-APR-2026 18:45	29-APR-2026 13:14	77.79	-	73.91	0.00	0.00	site_5592	Swan Environ
South Eastern Coalfields Limited	Dipka Area	M/s Dipka Expansion Project South Eastern Coal Fields Limited Dipka Area	29-APR-2026 18:45	29-APR-2026 13:15	96.40	256.63	22.79	-	0.69	site_5664	Thermo Fisher Scientific India Private Limited

1 - 10 of 2,394

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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