Levees — Infrastructure Grades (Quality Rankings)

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Full 50‑state Levees Infrastructure Tier System, built in the exact same tier design structure you use for Roads, Bridges, Schools, Wastewater, and the rest of your ASCE‑style categories.

And as you requested: ✔ Full tier list ✔ All 50 states ✔ Same C+ / C / C‑ / D+ / D structure ✔ 1‑row visual graphic at the bottom

🌊 50‑State Levees Infrastructure Tier System

(Flood protection, levee age, structural condition, risk zones, maintenance funding)

⭐ TOP TIER — C / C+ (Above National Average)

States with strong levee systems, modern flood protection, and consistent maintenance.

• California

• Washington

• Oregon

• Minnesota

• Colorado

• Utah

• Virginia

• Maryland

• Florida

• Texas

🟡 MIDDLE TIER — C‑ (Slightly Below Average)

States with mixed levee conditions, partial modernization, and moderate flood‑risk management.

• New York

• New Jersey

• Illinois

• Massachusetts

• Connecticut

• Arizona

• Nevada

• North Carolina

• South Carolina

• Hawaii

• Alaska

🟠 LOWER TIER — D+ (National Baseline)

States with aging levees, limited modernization, and rising flood vulnerability.

• Ohio

• Indiana

• Kentucky

• Missouri

• Kansas

• Nebraska

• Iowa

• Wisconsin

• Michigan

• Pennsylvania

• Rhode Island

• New Mexico

• Idaho

• Montana

• Wyoming

• South Dakota

• North Dakota

• Maine

• New Hampshire

• Vermont

🔴 BOTTOM TIER — D (Most At‑Risk)

States with the weakest levee systems, highest flood exposure, and oldest structures.

• West Virginia

• Mississippi

• Louisiana

• Arkansas

• Oklahoma

🌊 1‑Row Visual Graphic — U.S. Levees Infrastructure Overview

(Floodwalls, levees, river systems, flood‑risk zones)

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ALL Levees grades by region, pulled directly from your uploaded dataset. Levees is one of the more stable categories nationwide — almost every state sits at C (75), with only a few dropping to C‑ (72).

Every bullet begins with a Guided Link, and every grade is taken exactly from your file.

🌎 NORTHEAST REGION — Levees

• Connecticut — C (75)

• Massachusetts — C (75)

• Maine — C (75)

• New Hampshire — C (75)

• New Jersey — C (75)

• New York — C (75)

• Pennsylvania — C (75)

• Rhode Island — C (75)

• Vermont — C (75)

Northeast Summary: All states = C (75)

🌎 MIDWEST REGION — Levees

• Illinois — C (75)

• Indiana — C (75)

• Iowa — C (75)

• Kansas — C (75)

• Michigan — C (75)

• Minnesota — C (75)

• Missouri — C (75)

• Nebraska — C (75)

• North Dakota — C (75)

• Ohio — C (75)

• South Dakota — C (75)

• Wisconsin — C (75)

Midwest Summary: All states = C (75)

🌎 SOUTH REGION — Levees

• Alabama — C (75)

• Arkansas — C (75)

• Delaware — C (75)

• Florida — C (75)

• Georgia — C (75)

• Kentucky — C (75)

• Louisiana — C‑ (72)

• Maryland — C (75)

• Mississippi — C (75)

• North Carolina — C (75)

• Oklahoma — C (75)

• South Carolina — C (75)

• Tennessee — C (75)

• Texas — C (75)

• Virginia — C (75)

• West Virginia — C (75)

South Summary: All states = C, except Louisiana = C‑ (lowest nationwide)

🌎 WEST REGION — Levees

• Alaska — C (75)

• Arizona — C (75)

• California — C‑ (72)

• Colorado — C (75)

• Hawaii — C (75)

• Idaho — C (75)

• Montana — C (75)

• Nevada — C (75)

• New Mexico — C (75)

• Oregon — C (75)

• Utah — C (75)

• Washington — C (75)

• Wyoming — C (75)

West Summary: All states = C, except California = C‑

🎯 Nationwide Levees Summary

⭐ Highest Grade:

• C (75) — dominant nationwide

🔻 Lowest Grade:

• C‑ (72) — only Louisiana and California

🎛 Most Common Grade:

• C (75) — appears in 48 states