Rio Grande Industrial Site

moderate

Laredo, TX · Webb County · Industrial Machinery and Equipment Merchant Wholesalers (NAICS 423840)

1 · Permit Profile

Permit Type

NPDES Stormwater

Permit Number

TXR055123

Regulatory Agency

EPA Region 6

Issued

May 1, 2022

Expires

Apr 30, 2027

Days Until Expiration

378 days

2 · Obligation Burden

By obligation type

Monitoring18

Reporting13

Recordkeeping11

Notification5

Operational Limit4

Maintenance2

Other1

Total54

By frequency

Daily / Continuous2

Monthly / Quarterly22

Annual19

Event-Triggered11

Daily/continuous obligations represent the highest operational load — they require ongoing staffing or automated monitoring systems.

3 · Key Obligations

Obligation	Type	Frequency	Due Date Logic
Quarterly stormwater benchmark monitoring	Monitoring	Quarterly	Analytical sample from first qualifying storm event
Annual SWPPP certification and update	Recordkeeping	Annual	Document annual review and update date
Monthly visual inspection of stormwater controls	Monitoring	Monthly	Log observations on standardized inspection form
Annual DMR-equivalent submission to EPA	Reporting	Annual	Due 60 days after permit year ends
Illicit discharge discovery notification	Notification	Event-triggered	Within 24 hours of discovery, written within 5 days
Semi-annual employee training on SWPPP	Recordkeeping	Semi-annual	Spring and fall, retain attendance records
Quarterly catch basin and inlet cleaning	Maintenance	Quarterly	Clean and inspect, retain service logs

Showing top 7 obligations by operational intensity. Source text from the permit document is not shown publicly.

4 · Operational Complexity

moderateOperational Complexity Tier

Rio Grande Industrial Site has a moderate compliance burden under its NPDES Stormwater permit. With 54 obligations — 18 monitoring, 13 reporting — this profile is manageable for an experienced compliance team but still carries meaningful recurring obligations and periodic regulatory reporting.

This view reflects the administrative complexity of the permit obligations found in the public permit document. It is not a compliance status or legal assessment. Obligation data is derived from publicly available permit documents processed through Indigoscale's extraction pipeline.

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Data derived from publicly available permit documents. ← Back to directory