wait();
local sounds = {};
-- {Sound,Radius,MaxVolume}
sounds.River = {Workspace.River.Sound,50,1}
local rst = game:GetService("RunService").RenderStepped;
local player = game.Players.LocalPlayer;
local char = Workspace:WaitForChild(player.Name);
local torso = char:WaitForChild("Torso");

while true do
   rst:wait();
   for _,v in pairs(sounds) do
      local sound,radius,maxvolume = unpack(v);
      local distance = (torso.Position-sound.Parent.Position).magnitude;
      sound.Volume = (1-distance/radius)*(maxvolume);
   end
end