Section 5501, 
Pub. L. 101–624, title XIV, §1481, Nov. 28, 1990, 104 Stat. 3622
; 
Pub. L. 104–127, title VIII, §831, Apr. 4, 1996, 110 Stat. 1168
, set forth short title and purpose of chapter, provided definitions, and authorized appropriations.
Section 5502, 
Pub. L. 101–624, title XIV, §1482, Nov. 28, 1990, 104 Stat. 3622
, related to soil and water activities.
Section 5503, 
Pub. L. 101–624, title XIV, §1483, Nov. 28, 1990, 104 Stat. 3623
; 
Pub. L. 102–237, title II, §201(e), Dec. 13, 1991, 105 Stat. 1847
, required establishment of water quality coordination program within each State.
Section 5504, 
Pub. L. 101–624, title XIV, §1484, Nov. 28, 1990, 104 Stat. 3624
, established water quality and nutrient management research program.
Section 5505, 
Pub. L. 101–624, title XIV, §1485, Nov. 28, 1990, 104 Stat. 3626
; 
Pub. L. 102–237, title II, §201(f), Dec. 13, 1991, 105 Stat. 1847
; 
Pub. L. 104–66, title I, §1011(r), Dec. 21, 1995, 109 Stat. 710
, directed establishment of repository of agriculture and ground water quality planning information.