SurfaceOps Post-Application Report
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SurfaceOps Post-Application Report (PAR)
✓ Chemically Compliant BMP Documented
Commercial Property

Harbor Point Office Park

1240 Harbor Blvd, Charleston SC 29403

🧼 Exterior Soft Wash — EIFS

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HPO-2026-0614-Q2
June 14, 2026
Coastal Clean Pro LLC
Complete
⚗️
Pillar 1
Chemical Log
Active Chemical
SH 12.5%
Sodium Hypochlorite
Volume Applied
4.2 gal
Pre-dilution
Dilution Ratio
1 : 15.6
SH to water
Surface Concentration
0.8%
Post-dilution at surface
Component Product Quantity Notes
Sodium Hypochlorite SH 12.5% 4.2 gal Primary biocide
Surfactant Roof Snot 8 oz Non-ionic, improves dwell
Total Mix Applied 32 gal Post-dilution total
Dwell Time
6 min
Surface contact time
Application Method
Low-Pressure Soft Wash
< 500 PSI
📍
Pillar 2
Digital Paper Trail
🛰️
GPS Clock-In — Job Site Verified
32.7765°N 79.9311°W · Charleston, SC
IN: 7:14 AM
OUT: 11:42 AM
4 hr 28 min on site

Job Site Photography · 6 of 6 Required

📷
Before
(North Elevation)
7:14 AM
📷
Before
(East Elevation)
7:17 AM
📷
During
(Application)
8:03 AM
📷
During
(Rinse)
9:31 AM
📷
After
(North Elevation)
11:36 AM
📷
After
(East Elevation)
11:40 AM
📋
Pillar 3
Safety Data Sheets
Sodium Hypochlorite 12.5%
Oxidizer Corrosive Aquatic Hazard
CHEMTREC 1-800-424-9300
Skin Corr. 1B · Ox. Liq. 1
Gloves · Goggles · Apron
Neutralize · Municipal WRF
Cool, ventilated. No acids.
Rev. 4 · Jan 2024
Roof Snot — Non-Ionic Surfactant
Mild Irritant
Poison Control 1-800-222-1222
Eye Irrit. 2A · Mild Irritant
Gloves · Safety Glasses
Biodegradable · Sewer OK
Safe with SH blends
Rev. 2 · Mar 2023
🔬
Pillar 4
Surface Verification
🏢
EIFS Facade
Exterior Insulation and Finish System · Full building perimeter

Contamination Profile

Contaminants Identified
Gloeocapsa Magma
+ Green Algae
Biological Load
6 / 10
Moderate–heavy growth
Dwell Time Applied
6 min
Per surface protocol
Rinse Method
Neutral Rinse
< 100 PSI · Low pressure

pH Exit Interview

7.4
Surface pH post-rinse · In spec (target: 6.5–8.0)
💧
Environmental
Water Recovery & Disposal
Water Captured
28 gal
Recovered on site
Containment Method
Rubber Berms
+ Wet-vac extraction
Disposal Facility
Charleston County WRF
Permitted facility
Hauler: Coastal Vac Services LLC

SC License SC-ENV-HAU-2024-0044
Disposal Facility Charleston County Water Reclamation Facility
Waste Manifest CVS-2026-0614-0091
Volume Transferred 28 gal

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